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Ribbon re-inking mechanism
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Patent number 5,275,495
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Issue date Jan 4, 1994
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International Business Machines Corporation
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Joseph T. Wilson
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Forms feed tractor for a printer
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Patent number 5,135,148
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Issue date Aug 4, 1992
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International Business Machines Corporation
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Joseph T. Wilson
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Anti-flutter tractor door
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Patent number 4,951,859
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Issue date Aug 28, 1990
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International Business Machines Corp.
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Jeffrey V. Gatto
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Pulley for forms feed tractor
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Patent number 4,844,314
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Issue date Jul 4, 1989
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International Business Machines Corporation
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Joseph T. Wilson
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Print head actuator
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Patent number 4,397,576
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Issue date Aug 9, 1983
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International Business Machines Corporation
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John E. Drejza
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ink jet nozzle with tilted arrangement
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Patent number 4,048,639
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Issue date Sep 13, 1977
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International Business Machines Corporation
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James Calvin Walsh
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS