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发明名称
Pipe coupling having gasket expanding means
摘要
申请公布号
US2983527(A)
申请公布日期
1961.05.09
申请号
US19540441882
申请日期
1954.07.07
申请人
SCHUSTACK EDWARD H
发明人
SCHUSTACK EDWARD H.
分类号
F16L17/10;F16L27/12
主分类号
F16L17/10
代理机构
代理人
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地址
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