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经营范围
发明名称
DRAINAGE PLUG
摘要
申请公布号
EP0288731(A3)
申请公布日期
1989.01.11
申请号
EP19880104476
申请日期
1988.03.21
申请人
OHTA, IKUMI
发明人
OHTA, IKUMI
分类号
E03C1/05;A47K1/00;A47K1/14;E03C1/22;E03C1/23;F16K31/56;(IPC1-7):E03C1/23
主分类号
E03C1/05
代理机构
代理人
主权项
地址
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