DIFF Subgroup
C25D 17/18 having closed containers
Introduced: July 1974
Full Title
Constructional parts, or assemblies thereof, of cells for electrolytic coating > Apparatus for electrolytic coating of small objects in bulk > having closed containers
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 1974.
Child Classifications
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