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发明名称
PORTABLE FILTER COFFERDAM
摘要
申请公布号
SU605993(A1)
申请公布日期
1978.05.05
申请号
SU19762403385
申请日期
1976.09.07
申请人
KARPOV VLADIMIR S,SU;MURASHOV ALEKSEJ P,SU
发明人
KARPOV VLADIMIR S,SU;MURASHOV ALEKSEJ P,SU
分类号
E21F15/02;(IPC1-7):E21F15/02
主分类号
E21F15/02
代理机构
代理人
主权项
地址
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