4. Dynamic magnetic information storage or retrieval
  5. Record transport with head stationary during transducing
  6. Drum record

Ryuzo Tamayama

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Disk device

Dynamic information storage or retrieval – With particular cabinet structure
Reexamination Certificate

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Disk device

Dynamic information storage or retrieval – With particular cabinet structure
Reexamination Certificate

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Disk device

Dynamic information storage or retrieval – With particular cabinet structure – With mechanism to place disc on a turntable
Reexamination Certificate

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Disk recording and/or reproducing device, disk loading...

Dynamic information storage or retrieval – With particular cabinet structure – Slotted for edgewise insertion of storage disc
Reexamination Certificate

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Multichannel acoustic signal reproducing apparatus

Electrical audio signal processing systems and devices – Binaural and stereophonic – Stereo speaker arrangement
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1323430

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