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B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
B61K9/08—Measuring installations for surveying permanent way
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(AREA)
FR436262D1911-03-211911-10-31Jauge pour voies de chemins de fer
ExpiredFR436262A
(fr)