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Publication of FR1510490ApublicationCriticalpatent/FR1510490A/fr
E05B17/145—Closures or guards for keyholes with combination lock
FR93848A1966-07-071967-02-06Dispositif de sécurité, notamment pour serrure ou verrou, ainsi que les serrures pourvues de ce dispositif
ExpiredFR1510490A
(fr)