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DIFF Subgroup
G11B 19/265

Friction wheel drive

Introduced: January 1985

Full Title

Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function > Driving; Starting; Stopping; Control thereof > Speed-changing arrangements; Reversing arrangements; Drive-transfer means therefor > Friction wheel drive

No child classifications to compare. This is a leaf node in both IPC and CPC.