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发明名称
ARRANGEMENT FOR CONTROLLING WATER LEVEL ON RICE PLOT
摘要
申请公布号
SU1491948(A1)
申请公布日期
1989.07.07
申请号
SU19874209089
申请日期
1987.03.17
申请人
KAZAKHSKIJ NII VODNOGO KHOZYAJSTVA
发明人
ATSHABAROV NURLAN B,SU;KISLINSKIJ VIKTOR A,SU;TULEBAEVA GULNARA A,SU
分类号
E02B7/42;E02B13/00
主分类号
E02B7/42
代理机构
代理人
主权项
地址
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