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Publication of FR725438ApublicationCriticalpatent/FR725438A/fr
E05B37/00—Permutation or combination locks; Puzzle locks
E05B37/12—Permutation or combination locks; Puzzle locks with tumbler discs on several axes
FR725438D1931-10-291931-10-29Perfectionnements à l'établissement des serrures à combinaisons pour portes d'habitations, de coffre-forts, etc.
ExpiredFR725438A
(fr)