DIFF Subgroup
G08B 29/04 Monitoring of the detection circuits
Introduced: January 1990
Full Title
Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation > Monitoring continuously signalling or alarm systems > Monitoring of the detection circuits
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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