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经营范围
发明名称
DRAIN PIPE
摘要
申请公布号
KR900008714(Y1)
申请公布日期
1990.09.22
申请号
KR19870003834U
申请日期
1987.03.24
申请人
PARK MYUNG-JA
发明人
PARK MYUNG-JA
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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