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发明名称
Improvements relating to pipe couplings
摘要
申请公布号
GB718829(A)
申请公布日期
1954.11.24
申请号
GB19520002103
申请日期
1952.01.25
申请人
KAY AND COMPANY (ENGINEERS) LIMITED
发明人
KAY FRANK
分类号
F16L19/10
主分类号
F16L19/10
代理机构
代理人
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