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SIGNAUX ELECTRIQUES POUR CHEMINS DE F Cie
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SIGNAUX ELECTRIQUES POUR CHEMINS DE F Cie
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Application filed by SIGNAUX ELECTRIQUES POUR CHEMINS DE F CiefiledCriticalSIGNAUX ELECTRIQUES POUR CHEMINS DE F Cie
Application grantedgrantedCritical
Publication of FR459423ApublicationCriticalpatent/FR459423A/fr
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
B61L5/12—Visible signals
B61L5/14—Form signals, e.g. semaphore arms
B61L5/16—Local operating mechanisms for form signals
B61L5/161—Local operating mechanisms for form signals using electromotive driving means
B61L5/163—Driving mechanisms
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR459423D1913-06-181913-06-18Dispositif de commande de signal électrique à désengageur
ExpiredFR459423A
(fr)