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

Lyle J. Hedlund

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Analog cellular telephone

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

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Cellular telephone

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

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Five and one-quarter inch form factor combination DAT tape drive

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism
Patent

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Five and one-quarter inch form factor combination DAT tape...

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism
Reexamination Certificate

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Profile ID: LFUS-PAI-P-758437

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