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发明名称
VERRIJDBARE MACHINE VOOR HET LEGGEN EN/OF OPNEMEN VAN DWARSLIGGERS VAN EEN SPOORBAAN.
摘要
申请公布号
NL170553(C)
申请公布日期
1982.11.16
申请号
NL19710007426
申请日期
1971.05.28
申请人
FRANZ PLASSER TE WENEN.
发明人
分类号
E01B29/04;E01B29/06;E01B29/10;(IPC1-7):E01B29/10
主分类号
E01B29/04
代理机构
代理人
主权项
地址
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