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.)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filedfiledCritical
Application grantedgrantedCritical
Publication of FR548433ApublicationCriticalpatent/FR548433A/fr
B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B27/00—Other grinding machines or devices
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR548433D1921-06-161921-06-16Perfectionnement dans la fabrication des peignes en ivoire
ExpiredFR548433A
(fr)