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Publication of FR483299ApublicationCriticalpatent/FR483299A/en
B42F13/00—Filing appliances with means for engaging perforations or slots
B42F13/30—Filing appliances with means for engaging perforations or slots having a set of rods within a set of tubes for a substantial distance when closed
FR483299D1915-11-011916-10-30
Improvements to binders for papers and documents
ExpiredFR483299A
(en)