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发明名称
ДЛИННОПРОЛЕТНЫЙ ПЕРЕХОД НАДЗЕМНОГО ТРУБОПРОВОДА
摘要
申请公布号
RU44685(U1)
申请公布日期
2005.03.27
申请号
RU20040129093U
申请日期
2004.10.06
申请人
发明人
分类号
E01D18/00;F16L3/26
主分类号
E01D18/00
代理机构
代理人
主权项
地址
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