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DIFF Subgroup
G11B 19/04

Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions

Introduced: September 1968

Title

Titles differ between systems:

IPC: Arrangements for preventing, inhibiting, or warning against, double recording on the same blank, or against other recording or reproducing malfunctions

CPC: Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions

Full Title

Full titles differ between systems:

IPC:

Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function > Control of operating function, e.g. switching from recording to reproducing > Arrangements for preventing, inhibiting, or warning against, double recording on the same blank, or against other recording or reproducing malfunctions

CPC:

Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function > Control of operating function, e.g. switching from recording to reproducing > Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.

Child Classifications

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