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发明名称
BRIDGE PIER
摘要
申请公布号
SU1013545(A1)
申请公布日期
1983.04.23
申请号
SU19813269198
申请日期
1981.03.26
申请人
RYAZANOV YURIJ S,SU
发明人
RYAZANOV YURIJ S,SU
分类号
E01D19/02;(IPC1-7):E01D19/02
主分类号
E01D19/02
代理机构
代理人
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地址
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