Total properties:
12
|
|
Patent #:
|
|
Issue Dt:
|
04/01/1986
|
Application #:
|
06567748
|
Filing Dt:
|
01/03/1984
|
Title:
|
SHEET METAL DUCT SYSTEM HAVING INTEGRAL TRANSVERSE FLANGES
|
|
|
Patent #:
|
|
Issue Dt:
|
10/11/1994
|
Application #:
|
07690528
|
Filing Dt:
|
04/24/1991
|
Title:
|
PITTSBURGH SEAM CLOSER HAVING SINGLE SEAMING ROLL
|
|
|
Patent #:
|
|
Issue Dt:
|
11/17/1992
|
Application #:
|
07749317
|
Filing Dt:
|
08/23/1991
|
Title:
|
ROLLFORMER FOR VARIABLE WIDTH EDGE PROFILES
|
|
|
Patent #:
|
|
Issue Dt:
|
10/25/1994
|
Application #:
|
08126491
|
Filing Dt:
|
09/24/1993
|
Title:
|
DEFLECTION-RESISTANT SAFETY FLANGE FOR INTEGRALLY-FLANGED DUCT SECTIONS
|
|
|
Patent #:
|
|
Issue Dt:
|
10/31/1995
|
Application #:
|
08327565
|
Filing Dt:
|
10/24/1994
|
Title:
|
SHEET METAL DUCT CONSTRUCTION PROVIDING PRELIMINARY SUPPORT FOR CORNER CRIMPING
|
|
|
Patent #:
|
|
Issue Dt:
|
04/11/2000
|
Application #:
|
08801062
|
Filing Dt:
|
02/14/1997
|
Title:
|
APPARATUS AND METHOD FOR INSERTING ANGLE PLATES IN CHANNEL SHAPED FLANGES OF A DUCT
|
|
|
Patent #:
|
|
Issue Dt:
|
07/04/2000
|
Application #:
|
09139613
|
Filing Dt:
|
08/25/1998
|
Title:
|
METHOD OF INSERTING CORNER MEMBERS IN CHANNEL-SHAPED FLANGES OF A DUCT
|
|
|
Patent #:
|
|
Issue Dt:
|
09/25/2001
|
Application #:
|
09478113
|
Filing Dt:
|
01/04/2000
|
Title:
|
APPARATUS AND METHOD FOR INSERTING CORNER MEMBERS IN CHANNEL-SHAPED FLANGES OF A DUCT
|
|
|
Patent #:
|
|
Issue Dt:
|
10/08/2002
|
Application #:
|
09495200
|
Filing Dt:
|
01/31/2000
|
Title:
|
COMPANION DUCT SYSTEM
|
|
|
Patent #:
|
|
Issue Dt:
|
07/24/2001
|
Application #:
|
09543528
|
Filing Dt:
|
04/06/2000
|
Title:
|
Apparatus and method for inserting angle plates in channel shaped flanges of a duct
|
|
|
Patent #:
|
|
Issue Dt:
|
10/29/2002
|
Application #:
|
09615940
|
Filing Dt:
|
07/13/2000
|
Title:
|
COMPANION DUCT FLANGES
|
|
|
Patent #:
|
|
Issue Dt:
|
02/12/2002
|
Application #:
|
09653269
|
Filing Dt:
|
08/31/2000
|
Title:
|
Rotatable head assembly for sheet metal coil straightener device
|
|