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Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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Application filed by Telefonaktiebolaget LM Ericsson ABfiledCriticalTelefonaktiebolaget LM Ericsson AB
Application grantedgrantedCritical
Publication of FR674701ApublicationCriticalpatent/FR674701A/fr
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L7/00—Remote control of local operating means for points, signals, or track-mounted scotch-blocks
B61L7/06—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using electrical transmission
B61L7/061—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using electrical transmission using electromotive driving means
B61L7/062—Wiring diagrams
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR674701D1929-05-071929-05-07Perfectionnements aux installations d'enclenchement pour la commande des signaux ferroviaires
ExpiredFR674701A
(fr)