-
Process for producing transfer ribbons
-
Patent number 4,321,286
-
Issue date Mar 23, 1982
-
International Business Machines Corporation
-
Michael A. Scott
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
-
-
Transfer elements and process
-
Patent number 4,150,187
-
Issue date Apr 17, 1979
-
Columbia Ribbon and Carbon Manufacturing Co., Inc.
-
Albert E. Brown
-
B44 - DECORATIVE ARTS
-
Aqueous polyurethane undercoats
-
Patent number 4,112,178
-
Issue date Sep 5, 1978
-
Columbia Ribbon and Carbon Manufacturing Co., Inc.
-
Albert E. Brown
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
-
Split correction ribbon and method
-
Patent number 4,034,843
-
Issue date Jul 12, 1977
-
Columbia Ribbon and Carbon Manufacturing Co., Inc.
-
Douglas A. Newman
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS