4. Printing
  5. Selective or progressive
  6. Bed and platen machines

Sten I. Mattsson

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Print hammer for printers and typewriters

Typewriting machines – Including type-set-assemblage mounted on carrier and... – Imprint by movement of record-medium against type-face
Patent

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Printing device

Printing – Selective or progressive – Bed and platen machines
Patent

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Profile ID: LFUS-PAI-P-122040

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