DIFF Subgroup
G08B 25/12 Manually actuated calamity alarm transmitting arrangements
Introduced: January 1990
Full Title
Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems > Manually actuated calamity alarm transmitting arrangements
No child classifications to compare. This is a leaf node in both IPC and CPC.