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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G04C 21/32

giving indications at a number of places each at a different time, e.g. system of alarms in a hotel

Introduced: September 1968

Title

Titles differ between systems:

IPC: giving indications at a number of places, each at a different time, e.g. system of alarms in a hotel

CPC: giving indications at a number of places each at a different time, e.g. system of alarms in a hotel

Full Title

Full titles differ between systems:

IPC:

Producing acoustic time signals by electrical means > producing the signals at adjustable fixed times > with provision for a number of operations at different times, e.g. ringing the bells in a school > giving indications at a number of places, each at a different time, e.g. system of alarms in a hotel

CPC:

Producing acoustic time signals by electrical means > producing the signals at adjustable fixed times > with provision for a number of operations at different times, e.g. ringing the bells in a school > giving indications at a number of places each at a different time, e.g. system of alarms in a hotel

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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