Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G08B 17/117

by using a detection device for specific gases, e.g. combustion products, produced by the fire (G08B17/103, G08B17/11 take precedence)

Introduced: January 1990

Title

Titles differ between systems:

IPC: by using a detection device for specific gases, e.g. combustion products, produced by the fire

CPC: by using a detection device for specific gases, e.g. combustion products, produced by the fire (G08B17/103, G08B17/11 take precedence)

Full Title

Full titles differ between systems:

IPC:

Fire alarms; Alarms responsive to explosion > Actuation by presence of smoke or gases > by using a detection device for specific gases, e.g. combustion products, produced by the fire

CPC:

Fire alarms; Alarms responsive to explosion > Actuation by presence of smoke or gases > by using a detection device for specific gases, e.g. combustion products, produced by the fire (G08B17/103, G08B17/11 take precedence)

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