Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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10/02/1984
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Application #:
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06494080
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Filing Dt:
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05/12/1983
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Inventors:
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CLETIS P. PINKERTON, ROBERT L. MORRIS
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Title:
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RETAINER SYSTEM FOR ROOF-MINE TOOL BIT
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| WATTS, HOFFMAN, FISHER & HEINKE CO. |
| 805 THE EAST OHIO BLDG. |
| CLEVELAND, OH 44114 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| HUGHES TOOL COMPANY |
| P.O. BOX 2539 |
| HOUSTON, TX 77001 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| BURNS, DOANE, SWECKER & MATHIS |
| WASHINGTON & PRINCE STREETS |
| P.O. BOX 1404 |
| ALEXANDRIA, VIRGINIA 22313-1404 |
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