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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
B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
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FR940522D1947-01-251947-01-25Machine automatique à affûter les outils à denture, tels que les fraises scies, par exemple
ExpiredFR940522A
(fr)