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PCE
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DIFF Subgroup
B28D 1/16

by turning

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhere; Machines, devices, tools therefor > by turning

CPC:

Working stone or stone-like materials, e.g. brick, concrete , not provided for elsewhere; Machines, devices, tools therefor (fine working of gems, jewels, crystals B28D5/00; working by grinding or polishing B24; devices or means for dressing or conditioning abrasive surfaces B24B53/00) > by turning

No child classifications to compare. This is a leaf node in both IPC and CPC.