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

Lawrence R. Letson

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Bowstring release device

Mechanical guns and projectors – Element – Trigger or releasing mechanism
Patent

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Low friction device for an actuator arm of a disk drive

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent

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Profile ID: LFUS-PAI-P-1787047

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