DIFF Subgroup
F16K 31/02 electric ; magnetic
Introduced: September 1968
Title
Titles differ between systems:
IPC: electric; magnetic
CPC: electric ; magnetic
Full Title
Full titles differ between systems:
IPC:
Operating means; Releasing devices > electric; magnetic
CPC:
Operating means; Releasing devices > electric ; magnetic
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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