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Ribbon cartridge
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Patent number 4,820,067
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Issue date Apr 11, 1989
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Tyrone N. Surti
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Universal ribbon cartridge
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Patent number 4,790,675
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Issue date Dec 13, 1988
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Tyrone N. Surti
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Reloadable ribbon cartridge
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Patent number 4,772,143
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Issue date Sep 20, 1988
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International Business Machines Corporation
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James A. Craft
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Print ribbon replaceable cassette
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Patent number 4,720,202
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Issue date Jan 19, 1988
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Ricoh Company, Ltd.
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Masanori Kawakami
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ribbon cartridge
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Patent number 4,685,817
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Issue date Aug 11, 1987
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Tyrone N. Surti
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Printer ribbon cassette
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Patent number 4,629,346
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Issue date Dec 16, 1986
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Tyrone N. Surti
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ribbon feed mechanism
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Patent number 4,552,473
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Issue date Nov 12, 1985
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SCM Corporation
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Stephen M. Pawlak
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Thermal printer
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Patent number 4,528,572
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Issue date Jul 9, 1985
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Hitachi, Ltd.
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Akira Sasaki
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Heat transfer printer
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Patent number 4,456,392
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Issue date Jun 26, 1984
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Canon Kabushiki Kaisha
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Mineo Nozaki
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Universal ribbon cartridge
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Patent number 4,400,103
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Issue date Aug 23, 1983
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Wordex
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James R. Daughters
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ribbon drive arrangement for a printer
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Patent number 4,372,697
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Issue date Feb 8, 1983
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International Business Machines Corporation
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David H. Babcock
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ribbon cartridge
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Patent number 4,317,636
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Issue date Mar 2, 1982
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Xerox Corporation
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James G. Hume
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ribbon cartridge
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Patent number 4,279,390
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Issue date Jul 21, 1981
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Wang Laboratories, Inc.
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Edward S. Wu
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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-
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Ribbon stripping mechanism
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Patent number 4,213,716
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Issue date Jul 22, 1980
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General Electric Company
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Andrew B. Carson
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3871507
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Patent number 3,871,507
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Issue date Mar 18, 1975
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3863749
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Patent number 3,863,749
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Issue date Feb 4, 1975
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3834511
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Patent number 3,834,511
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Issue date Sep 10, 1974
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3349887
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Patent number 3,349,887
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Issue date Oct 31, 1967
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3090299
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Patent number 3,090,299
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Issue date May 21, 1963
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS