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发明名称
IMPROVEMENTS IN AND RELATING TO TUBE COUPLINGS
摘要
申请公布号
HK1084719(A1)
申请公布日期
2011.07.29
申请号
HK20060105988
申请日期
2006.05.24
申请人
JOHN GUEST INTERNATIONAL LIMITED
发明人
GUEST, JOHN DEREK
分类号
F16L;F16L19/00;F16L37/092
主分类号
F16L
代理机构
代理人
主权项
地址
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