CPC Subgroup
H01R 13/527 Flameproof cases (H01R13/70 takes precedence)
Full Title
Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 > Bases; Cases > Dustproof, splashproof, drip-proof, waterproof, or flameproof cases > Flameproof cases (H01R13/70 takes precedence)