DIFF Subgroup
E05B 19/04 Construction of the bow of the key; Attaching the bow to the shank
Introduced: September 1968
Title
Titles differ between systems:
IPC: Construction of the bow of the key; Construction of flat keys
CPC: Construction of the bow of the key; Attaching the bow to the shank
Full Title
Full titles differ between systems:
IPC:
Keys; Accessories therefor > Construction of the bow of the key; Construction of flat keys
CPC:
Keys; Accessories therefor ( making keys, see the relevant places, e.g. B21D53/42; milling grooves in keys B23C3/35) > Construction of the bow of the key; Attaching the bow to the shank
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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