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Publication of FR653689ApublicationCriticalpatent/FR653689A/fr
B42F9/00—Filing appliances with devices clamping file edges; Covers with clamping backs
FR653689D1928-05-021928-05-02Dispositif de serrage de papier ou autres feuilles minces particulièrement applicable à des articles de bureau
ExpiredFR653689A
(fr)