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

David M. Sedgwick

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Forms feed tractor having modified pin spacing

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

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Printer having drive and control system for metal band holding p

Printing – Selective or progressive – Bed and platen machines
Patent

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Profile ID: LFUS-PAI-P-80127

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