4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Telephone equipment

Shinichi Sugihara

Inventor

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Adjustable valve drive device of engine

Internal-combustion engines – Poppet valve operating mechanism – Rocker
Reexamination Certificate

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Control of engine intake system

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means
Reexamination Certificate

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Copying machine

Printing and office machinery – Copy reproducing equipment – Console or floor type
Patent

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Copying machine

Printing and office machinery – Copy reproducing equipment – Console or floor type
Patent

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Document feeder for a copying machine

Printing and office machinery – Document handler – Receiver or feeder
Patent

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Profile ID: LFUS-PAI-P-37479

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