4. Typewriting machines
  5. Sheet or web
  6. For feeding web record-medium

Douglas LeRoy Harb

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Computer driven printer

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

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Computer driven printer

Typewriting machines – Sheet or web – For feeding web record-medium
Patent

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Computer driven printer

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

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Computer driven printer with a stripper roller and latching...

Typewriting machines – Means auxiliary to typewriting function – Frame – casing – or support for typewriter
Reexamination Certificate

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Profile ID: LFUS-PAI-P-312441

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