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发明名称
渠口闸门
摘要
申请公布号
CN3122063D
申请公布日期
1999.09.22
申请号
CN98305841.5
申请日期
1998.11.28
申请人
贺子献
发明人
贺子献
分类号
25-03-L0201
主分类号
25-03-L0201
代理机构
代理人
主权项
地址
015400内蒙古自治区杭锦后旗光荣乡满天红村五社
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