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

Russel Hugh Marvin

Inventor

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Generator output circuitry for twin turbine wind power...

Prime-mover dynamo plants – Electric control – Fluid-current motors
Reexamination Certificate

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Printer

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

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Printing apparatus with cover actuated drive source

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

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Profile ID: LFUS-PAI-P-1126929

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