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发明名称
Improvements relating to pipe couplings
摘要
申请公布号
GB615981(A)
申请公布日期
1949.01.14
申请号
GB19460008002
申请日期
1946.03.14
申请人
ALBERT CHARLES RUTHVEN GREENE
发明人
分类号
F16L33/24
主分类号
F16L33/24
代理机构
代理人
主权项
地址
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