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Total properties:
26
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Patent #:
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Issue Dt:
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08/10/1971
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Application #:
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04837684
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Filing Dt:
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06/30/1969
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Title:
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CUTTER BITS AND BLOCKS FOR MINING MACHINES
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Patent #:
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Issue Dt:
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Application #:
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05231666
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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06/04/1974
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Application #:
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05301887
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Filing Dt:
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10/30/1972
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Title:
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CUTTING REMOVAL BIT FOR UNDER CUTTING MACHINE
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Patent #:
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Issue Dt:
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Application #:
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05770697
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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03/13/1979
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Application #:
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05882412
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Filing Dt:
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03/01/1978
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Title:
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COAL SEAM SENSOR FOR THE HORIZON CONTROL OF MINING MACHINES
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Patent #:
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Issue Dt:
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06/23/1981
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Application #:
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06040217
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Filing Dt:
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05/18/1979
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Title:
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METHOD AND APPARATUS FOR SEALING POLYESTER FILM IN MINE BOLT CAPSULE
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Patent #:
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Issue Dt:
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10/14/1980
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Application #:
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06050065
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Filing Dt:
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06/19/1979
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Title:
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TWO-PLY RESIN CAPSULE FOR MINING ROOF BOLTING SYSTEMS
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Patent #:
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Issue Dt:
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06/16/1981
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Application #:
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06062161
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Filing Dt:
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07/30/1979
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Title:
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FILLED, TWO-PART PLASTIC-PRODUCING SYSTEM
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Patent #:
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Issue Dt:
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12/16/1980
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Application #:
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06062968
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Filing Dt:
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08/02/1979
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Title:
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RESIN CAPSULE FOR MINING ROOF BOLTING SYSTEMS
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Patent #:
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Issue Dt:
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09/29/1981
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Application #:
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06087471
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Filing Dt:
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10/23/1979
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Title:
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PARALLEL TUBE RESIN CAPSULES
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Patent #:
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Issue Dt:
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05/29/1984
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Application #:
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06102279
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Filing Dt:
|
12/10/1979
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Title:
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METHOD AND APPARATUS FOR AFFIXING A ROOF BOLTING PLATE TO A MINE ROOF
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Patent #:
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Issue Dt:
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10/23/1984
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Application #:
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06103720
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Filing Dt:
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12/14/1979
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Title:
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METHOD OF MAKING TUNGSTEN CARBIDE GRIT
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Patent #:
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Issue Dt:
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09/28/1982
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Application #:
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06176589
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Filing Dt:
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08/08/1980
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Title:
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PACKAGING CONTAINER FOR MINING AND CONSTRUCTION TOOLS
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Patent #:
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Issue Dt:
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02/08/1983
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Application #:
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06182133
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Filing Dt:
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08/28/1980
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Title:
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RESIN CAPSULE AND METHOD FOR GROUTING ANCHOR ELEMENTS IN HOLES OF VARIOUS LENGTHS
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Patent #:
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Issue Dt:
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02/02/1982
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Application #:
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06186204
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Filing Dt:
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09/10/1980
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Title:
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DRILL CUTTER BIT
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Patent #:
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Issue Dt:
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11/02/1982
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Application #:
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06213892
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Filing Dt:
|
12/08/1980
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Title:
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CUTTER MOUNTING AND APPARATUS AND METHOD FOR A DRILL BIT
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Patent #:
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Issue Dt:
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03/29/1983
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Application #:
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06238003
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Filing Dt:
|
02/25/1981
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Title:
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COUPLING STRUCTURE FOR A COMPOUND DRILL STEM
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|
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Patent #:
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|
Issue Dt:
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12/15/1987
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Application #:
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06250290
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Filing Dt:
|
04/02/1981
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Title:
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RETAINER DEVICE FOR DRILL BIT
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Patent #:
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Issue Dt:
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09/21/1982
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Application #:
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06254786
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Filing Dt:
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04/16/1981
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Title:
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MINE BOLT COMPOSITION
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|
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Patent #:
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Issue Dt:
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07/13/1982
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Application #:
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06259500
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Filing Dt:
|
05/01/1981
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Title:
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METHOD AND APPARATUS FOR MINE ROOL DRILLING
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Patent #:
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Issue Dt:
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11/06/1984
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Application #:
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06302800
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Filing Dt:
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09/16/1981
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Title:
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RETAINER DEVICE FOR AUGER, ROOF AND THE LIKE TYPE BITS
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|
|
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Patent #:
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Issue Dt:
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12/25/1984
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Application #:
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06438018
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Filing Dt:
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11/01/1982
|
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Title:
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WEAR COLLAR DEVICE FOR ROTATABLE CUTTER BIT
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|
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Patent #:
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Issue Dt:
|
10/02/1984
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Application #:
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06494080
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Filing Dt:
|
05/12/1983
|
|
Title:
|
RETAINER SYSTEM FOR ROOF-MINE TOOL BIT
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Patent #:
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Issue Dt:
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04/15/1986
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Application #:
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06606035
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Filing Dt:
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05/01/1984
|
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Title:
|
SHEAR LOCK KEEPER RING
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|
|
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Patent #:
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Issue Dt:
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01/08/1985
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Application #:
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06635466
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Filing Dt:
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07/27/1984
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Title:
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ROOF BIT
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|
|
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Patent #:
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|
Issue Dt:
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05/24/1988
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Application #:
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06942906
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Filing Dt:
|
12/17/1986
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|
Title:
|
BIT SEAT PROTECTOR DEVICE FOR DRILLING SYSTEMS OR THE LIKE
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