B23K 1/203 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

B23K 1/203

Full Title

Soldering, e.g. brazing, or unsoldering (B23K3/00 takes precedence) > Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating

This code exists only in CPC.

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