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Publication of FR430415ApublicationCriticalpatent/FR430415A/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
B31F5/00—Attaching together sheets, strips or webs; Reinforcing edges
B31F5/02—Attaching together sheets, strips or webs; Reinforcing edges by crimping or slotting or perforating
B31F5/027—Attaching together sheets, strips or webs; Reinforcing edges by crimping or slotting or perforating by perforating, e.g. by folding over the partially cut part
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR430415D1911-06-021911-06-02Appareil à brocher des feuilles de papier libres
ExpiredFR430415A
(fr)