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经营范围
发明名称
PLANT FOR DRAIN MAKING AND LAYING
摘要
申请公布号
SU1716005(A1)
申请公布日期
1992.02.28
申请号
SU19884487670
申请日期
1988.09.29
申请人
G DOROZHNYJ PROEKTNO-IZYSKATELSKIJ NI INSTITUT
发明人
SOROKA VALERIJ P,SU;PERKOV YURIJ R,SU;FOMIN ALEKSANDR P,SU;SMUROV NIKOLAJ M,SU
分类号
E02F5/10
主分类号
E02F5/10
代理机构
代理人
主权项
地址
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