4. Printing and office machinery
  5. Printing equipment
  6. Hand held or manipulated

William M. Schiffmacher

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Method and apparatus for reinking typing ribbon cartridges

Coating processes – Restoring or repairing – Carbon paper or inked ribbon
Patent

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Printer ribbon cartridge

Printing and office machinery – Printing equipment – Hand held or manipulated
Patent

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Replaceable ribbon guide for dot matrix printers

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

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Ribbon cartridge

Printing and office machinery – Typewriter or calculator – Element or attachment
Patent

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Profile ID: LFUS-PAI-P-491082

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