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HENRI CHAUVINEAU
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HENRI CHAUVINEAU
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Application filed by HENRI CHAUVINEAUfiledCriticalHENRI CHAUVINEAU
Application grantedgrantedCritical
Publication of FR504143ApublicationCriticalpatent/FR504143A/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
B61L5/10—Locking mechanisms for points; Means for indicating the setting of points
B61L5/107—Locking mechanisms for points; Means for indicating the setting of points electrical control of points position
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR504143A1919-09-231919-09-23Commutateur controleur pour signaux de chemins de fer
ExpiredFR504143A
(fr)