DIFF Subgroup
B24D 5/066 Full Title
Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor > with inserted abrasive blocks, e.g. segmental
B24D 5/066 Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor > with inserted abrasive blocks, e.g. segmental