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经营范围
发明名称
METHOD OF CONSTRUCTING DRAINAGE SYSTEM
摘要
申请公布号
SU1291672(A1)
申请公布日期
1987.02.23
申请号
SU19853964383
申请日期
1985.10.14
申请人
VNII PO PRIMENENIYU POLIMERNYKH MATERIALOV V MELIORATSII VODNOM KHOZYAJSTVE
发明人
GAJLITIS INDULIS YU,SU
分类号
E02B11/02
主分类号
E02B11/02
代理机构
代理人
主权项
地址
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