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发明名称
IMPROVEMENTS IN OR RELATING TO TUBE COUPLINGS
摘要
申请公布号
EP0351466(B1)
申请公布日期
1993.09.22
申请号
EP19880306721
申请日期
1988.07.21
申请人
GUEST, JOHN DEREK
发明人
GUEST, JOHN DEREK
分类号
F16L37/092;F16L33/22
主分类号
F16L37/092
代理机构
代理人
主权项
地址
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