Patent classifications
G
PHYSICS
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G11
INFORMATION STORAGE
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G11B
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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21/00
Head arrangements not specific to the method of recording or reproducing
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G11B21/02
Driving or moving of heads
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G11B21/12
Raising and lowering; Back-spacing or forward-spacing along track; Returning to starting position; otherwise than during transducing operation
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