DIFF Subgroup
B29C 33/70 Maintenance
Introduced: January 1985
Full Title
Moulds or cores; Details thereof or accessories therefor > Maintenance
Of 3 combined children, 2 exist in both systems.
1 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.
IPC defines codes here since 1985.
Child Classifications
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