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发明名称
DRAINAGE ARRANGEMENT
摘要
申请公布号
SU1244232(A1)
申请公布日期
1986.07.15
申请号
SU19853835786
申请日期
1985.01.04
申请人
VNII PO PRIMENENIYU POLIMERNYKH MATERIALOV V MELIORATSII VODNOM KHOZYAJSTVE
发明人
GAJLITIS INDULIS YU,SU
分类号
E02B11/00
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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