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DE1219987B
|
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Safety device against contact of the magnetic head with the memory surface
|
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DE1196242B
|
|
Circuit arrangement for the optional implementation of logical operations
|
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DE1243239B
|
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Circuit arrangement for suppressing interference pulses in a multi-track magnetic tape memory
|
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DE1198092B
|
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Series arithmetic unit for addition and subtraction
|
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DE1192425B
|
|
Parallel adder-subtractor for decimal numbers
|
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DE1262050B
|
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Punch drive device for quick holes, preferably for row or column punching of card-shaped information carriers
|
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DE1170169B
|
|
Self-checking method for preferably magnetic storage of coded information and circuitry for its implementation
|
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DE1142714B
|
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Electronic circuit arrangement for the self-holding of electromagnetic relays
|
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DE1146113B
|
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Circuit arrangement for setting back and presetting counter steps
|
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DE1177380B
|
|
Program-controlled electronic digital computer
|
|
DE1225239B
|
|
Control circuit and write amplifier for magnetic recording using a modified NRZ method
|
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DE1111243B
|
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Pulse program generator for generating test or control programs
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DE1143352B
|
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Value memory for computing office machines
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