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PCE
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DIFF Subgroup
F21V 25/06

feeding a quenching fluid to the light source

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Safety devices structurally associated with lighting devices > coming into action when lighting device is disturbed, dismounted, or broken > feeding a quenching fluid to the light source

CPC:

Safety devices structurally associated with lighting devices (gas- tight or water-tight arrangements F21V31/00; in general F16P; protective circuit arrangements per se H02H7/00) > coming into action when lighting device is disturbed, dismounted, or broken > feeding a quenching fluid to the light source

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