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E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
E01B29/24—Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means
E01B29/28—Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means the fastening means being of screw-and-nut type; Apparatus therefor, adapted to additionally drilling holes
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FR423690D1909-12-171910-12-16Appareil pour le vissage des tire-fonds dans les traverses de chemin de fer
ExpiredFR423690A
(fr)
Dispositif pour forer dans les traverses de chemin de fer, les trous de vis ou de tire-fond, et pour serrer ou desserrer les vis ou tire-fond ou leurs écrous