DIFF Subgroup
E05B 17/14 Closures or guards for keyholes
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Accessories in connection with locks > Closures or guards for keyholes
CPC:
Accessories in connection with locks (buffers E05F5/00; means for preventing rattling of wings E05F7/04; means for taking the weight of the wing E05F7/06) > Closures or guards for keyholes
CPC subdivides this area 3x more granularly than IPC with 3 additional codes.
3 codes are CPC-only extensions.
Child Classifications
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