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发明名称
METHOD OF UNDERWATER SOIL EXCAVATION
摘要
申请公布号
SU1739036(A1)
申请公布日期
1992.06.07
申请号
SU19874291580
申请日期
1987.06.19
申请人
YAROSLAVSKIJ POLT INSTITUT
发明人
DUDIN VLADIMIR M,SU;ERMAKOV MIKHAIL V,SU;KASHCHENKOV YURIJ S,SU;MARCHENKOV VIKTOR P,SU;NAZAROV LEV V,SU;CHABUTKIN EVGENIJ K,SU
分类号
E21C45/00;E02F3/92
主分类号
E21C45/00
代理机构
代理人
主权项
地址
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