4. Registers
  5. Coded record sensors
  6. Particular sensor structure

DCARD, Inc.

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Data access device implemented with open and closed control...

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data in specific format
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Data card with a full circular track for alignment and...

Dynamic magnetic information storage or retrieval – Recording on or reproducing from an element of diverse utility – Card
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Optical data storage card

Registers – Records – Perforated
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Pulse shaping for a transformer coupled read/write recording...

Registers – Coded record sensors – Particular sensor structure
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Servo-sector arrangement over several data arcs for a...

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data in specific format
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