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NOUVELLES USINES BOLLINCKX
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NOUVELLES USINES BOLLINCKX
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Application filed by NOUVELLES USINES BOLLINCKXfiledCriticalNOUVELLES USINES BOLLINCKX
Application grantedgrantedCritical
Publication of FR509116ApublicationCriticalpatent/FR509116A/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
FR509116A1914-03-191920-01-26Régulateur de vitesse pour machines d'extraction
ExpiredFR509116A
(fr)