for grinding or polishing glass

Full Title

Component parts of grinding machines or devices, such as frames, beds, carriages or headstocks > Headstocks; Working-spindles; Features relating thereto > Grinding heads for working on plane surfaces > for grinding or polishing glass

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

GRINDING; POLISHING

Subclass:

MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS