Polishing

Introduced: July 1974

Full Title

Electrolytic etching or polishing > Polishing

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1974.

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C25F 3/18 of light metals since 1974 IPC+CPC Available in IPC and CPC
C25F 3/22 of heavy metals since 1974 IPC+CPC Available in IPC and CPC
C25F 3/30 of semiconducting materials since 1974 IPC+CPC Available in IPC and CPC