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Publication of FR596465ApublicationCriticalpatent/FR596465A/fr
B42F13/00—Filing appliances with means for engaging perforations or slots
B42F13/16—Filing appliances with means for engaging perforations or slots with claws or rings
B42F13/20—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges
B42F13/28—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges in two staggered sections
FR596465D1925-04-081925-04-08Perfectionnements aux classeurs et biblorhaptes
ExpiredFR596465A
(fr)