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B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
B24B21/18—Accessories
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FR1118374D1955-01-311955-01-31
Improvement to machines using abrasive or polishing belts
ExpiredFR1118374A
(en)