CPC Subgroup
F21V 25/12 Flameproof or explosion-proof arrangements
Full Title
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) > Flameproof or explosion-proof arrangements
1 direct subcode
Child Classifications
Navigate with arrow keys, Enter to open