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发明名称
Dispositif pour la pose d'une voie ferrée en tranchées dans un terre-plein en vue d'assurer une circulation transversale à la voie
摘要
申请公布号
FR1286756(A)
申请公布日期
1962.03.09
申请号
FR19610850526
申请日期
1961.01.23
申请人
SOCIETE CHIMIQUE ET ROUTIERE DE LA GIRONDE
发明人
分类号
E01C9/04
主分类号
E01C9/04
代理机构
代理人
主权项
地址
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