for grinding grooves in glass workpieces, e.g. decorative grooves

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 grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements > for grinding grooves in glass workpieces, e.g. decorative grooves