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EDGARD MAGNIER
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EDGARD MAGNIER
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Application filed by EDGARD MAGNIERfiledCriticalEDGARD MAGNIER
Application grantedgrantedCritical
Publication of FR520689ApublicationCriticalpatent/FR520689A/fr
B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
B24B55/04—Protective covers for the grinding wheel
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR520689A1920-07-191920-07-19Perfectionnements apportés aux machines à meuler
ExpiredFR520689A
(fr)