DIFF Main Group
G11B 19/00 Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function
Introduced: September 1968
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- G11B 19/02 Control of operating function, e.g. switching from recording to reproducing +2 CPC IPC+CPC Available in IPC and CPC