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 FR549062ApublicationCriticalpatent/FR549062A/fr
B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
B31F1/20—Corrugating; Corrugating combined with laminating to other layers
B31F1/22—Making webs in which the channel of each corrugation is longitudinal with the web feed
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR549062D1922-03-171922-03-17Perfectionnements aux mécanismes servant à pratiquer des cannelures dans les feuilles de papier, carton, fibre, etc.
ExpiredFR549062A
(fr)