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Publication of FR521981ApublicationCriticalpatent/FR521981A/fr
E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
FR521981A1920-08-051920-08-05Système de fermeture avec arrets de gachette en groupes pour serrures à contact d'introduction et serrures de ce genre
ExpiredFR521981A
(fr)