DIFF Subgroup
H01R 13/52 Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details of coupling devices of the kinds covered by groups or > Bases; Cases > Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
CPC:
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
CPC subdivides this area 5x more granularly than IPC with 8 additional codes.
8 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1980.
Child Classifications
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- H01R 13/527 Flameproof cases (H01R13/70 takes precedence) since 1980 IPC+CPC Available in IPC and CPC