4. Registers
  5. Calculators
  6. Input-output calculator to indicator, printer, etc.

Marion W. Haun

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Automatic data capture for multiple form point of sale slip pack

Registers – Systems controlled by data bearing records – Credit or identification card systems
Patent

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Card reader assembly with manual transducer

Registers – Calculators – Input-output calculator to indicator – printer – etc.
Patent

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Card readout apparatus

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-988371

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