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Patent Classification Explorer PCE

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Search for IPC and CPC classification codes or keywords

F
F23
F23N
F23N 2231/00
F23N 2231/02

CPC Subgroup Additional Only

F23N 2231/02

using electric energy accumulators

Full Title

Fail safe > using electric energy accumulators

CPC F23N 2231/02

No direct equivalent in IPC

13 CPC-only subgroups

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

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