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发明名称
PIPE CONNECTING DEVICE
摘要
申请公布号
KR880004342(Y1)
申请公布日期
1988.12.08
申请号
KR19850012161U
申请日期
1985.09.23
申请人
CHOE SANG-JING
发明人
CHOE SANG-JING
分类号
F16L21/00;(IPC1-7):F16L21/00
主分类号
F16L21/00
代理机构
代理人
主权项
地址
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