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Patent Classification Explorer PCE

Search Classifications

Search for IPC and CPC classification codes or keywords

H
H03
H03H
H03H 2250/00

CPC Main Group Additional Only

H03H 2250/00

Indexing scheme relating to dual- or multi-band filters

CPC H03H 2250/00

No direct equivalent in IPC

7 CPC-only subgroups

H03H 2240/00 H03H 2260/00

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

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