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PCE
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Search for IPC and CPC classification codes or keywords
CPC Subgroup Additional Only
A61F 2310/00317

containing silicon nitride

Full Title

Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material > The prosthesis being constructed from a particular material > Ceramics or ceramic-like structures > based on metal nitrides > containing silicon nitride