DIFF Main Group
G08B 29/00 Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
Introduced: September 1968
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1990.
Child Classifications
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- G08B 29/02 Monitoring continuously signalling or alarm systems since 1990 IPC+CPC Available in IPC and CPC
- G08B 29/12 Checking intermittently signalling or alarm systems since 1990 +2 CPC IPC+CPC Available in IPC and CPC
- G08B 29/16 Security signalling or alarm systems, e.g. redundant systems since 1990 IPC+CPC Available in IPC and CPC
- G08B 29/18 Prevention or correction of operating errors (G08B29/02, G08B29/12 take precedence) since 1990 +3 CPC IPC+CPC Available in IPC and CPC