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Patent Classification Explorer PCE

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Search for IPC and CPC classification codes or keywords

A
A62
A62D
A62D 9/00

CPC Main Group

A62D 9/00

Composition of chemical substances for use in breathing apparatus

CPC A62D 9/00

IPC Equivalent: A62D 9/00

2 CPC-only subgroups

1 IPC-only subgroup

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

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