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发明名称
DEVICE FOR PLUNGING WELLPOINT
摘要
申请公布号
RU1803494(C)
申请公布日期
1993.03.23
申请号
SU19914917346
申请日期
1991.03.05
申请人
PROEKTNO-IZYSKATELSKIJ KT I "STROJPROEKT"
发明人
KEJLIN ALEKSANDR V,SU
分类号
E02D13/04
主分类号
E02D13/04
代理机构
代理人
主权项
地址
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