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

Keitaro Tsuboki

Inventor

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Audio disc player combined with radio receiver and tape recorder

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Combined
Patent

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Audio player

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment
Design Patent

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Ball point pen

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Design Patent

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Cap for a writing instrument

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Element or attachment
Design Patent

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Earphone

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design Patent

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Profile ID: LFUS-PAI-P-618824

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