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

J. B. Sowell

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Multichip thin film module

Patent

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Optical projection viewing system

Optics: image projectors – Microprojector
Patent

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Passive fiber optic keyboard

Communications: electrical – Audible indication – Percussion-type sound producer
Patent

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Time shared shifting print hammer assembly

Printing – Selective or progressive – Bed and platen machines
Patent

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Profile ID: LFUS-PAI-P-776354

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