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Patent Classification Explorer PCE

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Search for IPC and CPC classification codes or keywords

F
F05
F05B
F05B 2250/00
F05B 2250/10
F05B 2250/15

CPC Subgroup Additional Only

F05B 2250/15

spiral

Full Title

Geometry > two-dimensional > spiral

CPC F05B 2250/15

No direct equivalent in IPC

9 CPC-only subgroups

F05B 2250/14 F05B 2250/16

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

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