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发明名称
PROTECTING COVERING FOR SOIL SURFACES
摘要
申请公布号
RU1781363(C)
申请公布日期
1992.12.15
申请号
SU19904828948
申请日期
1990.03.11
申请人
VNII PO PRIMENENIYU POLIMERNYKH MATERIALOV V MELIORATSII VODNOM KHOZYAJSTVE
发明人
BEJLIN DAVID KH,SU;KOCHANOV VALENTIN G,SU
分类号
E02B3/12
主分类号
E02B3/12
代理机构
代理人
主权项
地址
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