CPC Subgroup
B24B 37/025 designed for working spherical surfaces
Full Title
Lapping machines or devices; Accessories (B24B3/00 takes precedence) > designed for working surfaces of revolution > designed for working spherical surfaces
B24B 37/025 Lapping machines or devices; Accessories (B24B3/00 takes precedence) > designed for working surfaces of revolution > designed for working spherical surfaces