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发明名称
Pipe coupling
摘要
申请公布号
US2413840(A)
申请公布日期
1947.01.07
申请号
US19440537029
申请日期
1944.05.24
申请人
JEAN MERCIER
发明人
MERCIER JEAN
分类号
F16L27/10
主分类号
F16L27/10
代理机构
代理人
主权项
地址
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