4. Printing and office machinery
  5. Typewriter or calculator
  6. Element or attachment

William L. Mathis

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Axe

Tools and hardware – Other tools and implements – Hammer type
Patent

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Combined sound reducing cover for teleprinter or the like and su

Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent

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Sound insulating cover for a typewriter, teletype or the like

Printing and office machinery – Typewriter or calculator
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Sound insulating cover for typewriter teletype or the like

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

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Sound reducing cover for teleprinter or the like

Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFUS-PAI-P-440924

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