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发明名称
Improvements in pipe couplings
摘要
申请公布号
GB753708(A)
申请公布日期
1956.07.25
申请号
GB19540016737
申请日期
1954.06.08
申请人
DONALD BROWN (BROWNALL) LIMITED
发明人
WAINWRIGHT HERBERT GEOFFREY
分类号
F16L19/10
主分类号
F16L19/10
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