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Publication of FR333073ApublicationCriticalpatent/FR333073A/fr
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
B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR333073D1903-06-161903-06-16Procédé et dispositif pour l'obtention de surfaces tranchantes identiques dans les forets
ExpiredFR333073A
(fr)