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 FR651007ApublicationCriticalpatent/FR651007A/fr
D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
D21G3/00—Doctors
D21G3/005—Doctor knifes
FR651007D1927-03-251928-03-19Grattoir pour tambours et cylindres des machines qui servent à fabriquer le papier et des machines analogues
ExpiredFR651007A
(fr)