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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17/00
Guiding record carriers not specifically of filamentary or web form, or of supports therefor
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G11B17/022
Positioning or locking of single discs
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G11B17/028
of discs rotating during transducing operation
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