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发明名称
VERFAHREN UND VORRICHTUNG ZUM KONTINUIERLICH FORTSCHREITENDEN VERLEGEN VON SCHIENEN, INSBESONDERE VON LANGSCHIENEN
摘要
申请公布号
DE1808696(B2)
申请公布日期
1977.06.16
申请号
DE19681808696
申请日期
1968.11.13
申请人
发明人
分类号
E01B29/44;E01B11/46;E01B29/00;E01B29/05;E01B29/17;E01B31/18;(IPC1-7):E01B29/17
主分类号
E01B29/44
代理机构
代理人
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地址
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