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发明名称
NONFREEZING VALVE
摘要
申请公布号
KR200173522(Y1)
申请公布日期
2000.03.15
申请号
KR19990020719U
申请日期
1999.09.21
申请人
SEO, CHONG IM
发明人
SEO, CHONG IM
分类号
F16K21/00;(IPC1-7):F16K21/00
主分类号
F16K21/00
代理机构
代理人
主权项
地址
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