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Publication of FR600848ApublicationCriticalpatent/FR600848A/fr
B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
FR600848D1925-07-171925-07-17Dispositif de freinage automatique pour cages d'extraction, ascenseurs et appareils similaires
ExpiredFR600848A
(fr)