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发明名称
Dispositif pour empêcher le déplacement des rails de chemins de fer
摘要
申请公布号
FR703453(A)
申请公布日期
1931.04.30
申请号
FRD703453
申请日期
1930.10.07
申请人
发明人
SINKOVICH DEZSO
分类号
E01B13/02
主分类号
E01B13/02
代理机构
代理人
主权项
地址
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