CPC Subgroup
B24B 19/16 for grinding sharp-pointed workpieces, e.g. needles, pens, fish hooks, tweezers or record player styli (grinding bevels on diamonds or sapphires B24B9/16; polishing of needles B24B29/08)
Full Title
Single-purpose machines or devices for particular grinding operations not covered by any other main group (tapering, chamfering, or relief cutting of taps or reamers B24B3/20, B24B3/22, grinding screw threads B23G) > for grinding sharp-pointed workpieces, e.g. needles, pens, fish hooks, tweezers or record player styli (grinding bevels on diamonds or sapphires B24B9/16; polishing of needles B24B29/08)
2 direct subcodes
Child Classifications
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- B24B 19/18 for grinding carding equipment, e.g. card-clothings (devices for sharpening card-clothings built in or attachable to carding machines D01G)