Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied

Introduced: September 1968

Of 8 combined children, 4 exist in both systems.

4 codes are CPC-only extensions.

Child Classifications

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G08B 5/002 CPC only CPC only
G08B 5/004 CPC only CPC only
G08B 5/006 CPC only CPC only
G08B 5/008 CPC only CPC only
G08B 5/02 using only mechanical transmission IPC+CPC Available in IPC and CPC
G08B 5/06 using hydraulic transmission; using pneumatic transmission IPC+CPC Available in IPC and CPC
G08B 5/22 using electric transmission; using electromagnetic transmission +2 CPC IPC+CPC Available in IPC and CPC
G08B 5/40 using smoke, fire or coloured gases IPC+CPC Available in IPC and CPC