Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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Filing date
Publication date
Application filed by Minnesota Mining and Manufacturing CofiledCriticalMinnesota Mining and Manufacturing Co
Application grantedgrantedCritical
Publication of FR922577ApublicationCriticalpatent/FR922577A/fr
B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B35/00—Machines or devices designed for superfinishing surfaces on work, i.e. by means of abrading blocks reciprocating with high frequency
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR922577D1946-02-191946-02-19Perfectionnements relatifs à des articles abrasifs et leurs procédés de fabrication
ExpiredFR922577A
(fr)