LandOfFree - US Patents - Listing for Typewriting machines

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Ribbon drive for low cost quiet impact printer

Typewriting machines – Having typewriter-controlled reciprocable electromagnetic...

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Ribbon drive mechanism

Typewriting machines – Including interposed inking device for record-medium – Including mechanism for shifting ribbon laterally at...

Patent

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Ribbon drive mechanism for high speed printer

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Patent

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Ribbon drive with invertible gear for printer ribbon cartridge

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Patent

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Ribbon drive with spring-loaded idler

Typewriting machines – Including interposed inking device for record-medium – Package for ribbon facilitating mounting of ribbon on...

Patent

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Ribbon driving mechanism for typewriter

Typewriting machines – Including interposed inking device for record-medium – Including mechanism for shifting ribbon laterally at...

Patent

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Ribbon elevating mechanism for ribbon cassettes

Typewriting machines – Including interposed inking device for record-medium – Package for ribbon facilitating mounting of ribbon on...

Patent

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Ribbon fault detection system

Typewriting machines – Including interposed inking device for record-medium – Means auxiliary to ribbon mechanism

Patent

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Ribbon feed and elevating mechanism for typewriters or similar m

Typewriting machines – Including interposed inking device for record-medium – Including mechanism for shifting ribbon laterally at...

Patent

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Ribbon feed and lift mechanism for a typewriter

Typewriting machines – Including interposed inking device for record-medium – Package for ribbon facilitating mounting of ribbon on...

Patent

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Ribbon feed and lift mechanism for a typewriter

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Patent

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Ribbon feed cartridge

Typewriting machines – Including interposed inking device for record-medium – Package for ribbon facilitating mounting of ribbon on...

Patent

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Ribbon feed control apparatus and method

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Patent

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Ribbon feed device

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Patent

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Ribbon feed device including tensioning control means

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Patent

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Ribbon feed increment change mechanism and coded ribbon cassette

Typewriting machines – Including interposed inking device for record-medium – Package for ribbon facilitating mounting of ribbon on...

Patent

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Ribbon feed mechanism

Typewriting machines – Including interposed inking device for record-medium – Endless ribbon or cartridge therefor

Patent

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Ribbon feed mechanism

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Patent

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Ribbon feed mechanism

Typewriting machines – Including interposed inking device for record-medium – Ribbon-feeding mechanism

Patent

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Ribbon feed mechanism

Typewriting machines – Including interposed inking device for record-medium – Package for ribbon facilitating mounting of ribbon on...

Patent

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