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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
B21F 45/26

of buttons

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Wire-working in the manufacture of other particular articles > of devices for fastening or securing purposes > of buttons

CPC:

Wire-working in the manufacture of other particular articles (of pins, needles, nails, hairpins B21G; of chains B21L) > of devices for fastening or securing purposes > of buttons

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • B21F 45/28 of "patent-fastener" or press-button type IPC+CPC Available in IPC and CPC