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经营范围
发明名称
A SLUICE GATE FOR RICE FIELD
摘要
申请公布号
KR950006218(Y1)
申请公布日期
1995.08.04
申请号
KR19920018769U
申请日期
1992.10.01
申请人
SONG LIM PIPE CO., LTD.;JI, KWANG - HA
发明人
JI, KWANG - HA
分类号
E02B11/00;(IPC1-7):E02B11/00
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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