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COUSIN ET CIE SOC
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COUSIN ET CIE SOC
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Publication of FR5288EpublicationCriticalpatent/FR5288E/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
B61L5/20—Audible signals, e.g. detonator audible signalling
B61L5/203—Detonators; Track mounting means; Composition of the detonative product
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Mechanical Engineering
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FR5288D1904-05-031905-10-05Dispositif et appareil électriques d'avertissement et de controle du franchissement des signaux fermés, pour voies ferrées
ExpiredFR5288E
(fr)