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发明名称
Плетьевой путеукладчик
摘要
申请公布号
SU54480(A1)
申请公布日期
1938.11.30
申请号
SU19380001592
申请日期
1938.09.27
申请人
VARSHAVSKIJ A.V.
发明人
VARSHAVSKIJ A.V.
分类号
E01B29/17
主分类号
E01B29/17
代理机构
代理人
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地址
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