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Patent Classification Explorer PCE

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Search for IPC and CPC classification codes or keywords

C
C22
C22C
C22C 2202/00
C22C 2202/04

CPC Subgroup Additional Only

C22C 2202/04

Hydrogen absorbing

Full Title

Physical properties > Hydrogen absorbing

CPC C22C 2202/04

No direct equivalent in IPC

2 CPC-only subgroups

Data: WIPO (IPC), EPO/USPTO (CPC) — CC BY 4.0

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