4. Photocopying
  5. Including fiber optics

Yasuji Sumida

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Copying apparatus

Photocopying – Projection printing and copying cameras – Combined with or convertible to a contact printer
Patent

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Display device of copying machine

Photocopying – Projection printing and copying cameras – Copying both sides of original
Patent

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Electrostatic copying apparatus

Photocopying – Including fiber optics
Patent

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Electrostatic copying apparatus

Cutting – Cutting motion of tool has component in direction of moving... – With means to initiate intermittent tool action
Patent

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Electrostatic copying apparatus

Photocopying – Including fiber optics
Patent

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Profile ID: LFUS-PAI-P-54221

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