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

John G. Weigand

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Apparatus for decurling a strip of photosensitive material

Plastic article or earthenware shaping or treating: apparatus – Press forming means – press reshaping means – or vulcanizing... – Roll and coacting endless belt press member
Patent

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Magnetic head suspension apparatus for use with a photographic f

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

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Magnetic head suspension apparatus for use with a photographic f

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

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Magnetic head-to-recording medium support apparatus

Dynamic magnetic information storage or retrieval – Recording on or reproducing from an element of diverse utility – Motion picture film
Patent

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Printing apparatus

Typewriting machines – Sheet or web – For feeding plural record media concurrently or selectively
Reexamination Certificate

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Profile ID: LFUS-PAI-P-664303

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