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PCE
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DIFF Subgroup
G08B 17/04

Hydraulic or pneumatic actuation of the alarm, e.g. by change of fluid pressure

Introduced: September 1968

Full Title

Fire alarms; Alarms responsive to explosion > Hydraulic or pneumatic actuation of the alarm, e.g. by change of fluid pressure

No child classifications to compare. This is a leaf node in both IPC and CPC.