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KANJRO KOBAYASHI
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KANJRO KOBAYASHI
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Application filed by KANJRO KOBAYASHIfiledCriticalKANJRO KOBAYASHI
Application grantedgrantedCritical
Publication of FR498268ApublicationCriticalpatent/FR498268A/fr
B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B11/00—Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor
B24B11/02—Machines or devices designed for grinding spherical surfaces or parts of spherical surfaces on work; Accessories therefor for grinding balls
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR498268D1918-09-041919-04-10Perfectionnements dans les machines à faire les billes en acier
ExpiredFR498268A
(fr)