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发明名称
Pipe coupling and gasket ring therefor
摘要
申请公布号
US2761705(A)
申请公布日期
1956.09.04
申请号
US19520307000
申请日期
1952.08.29
申请人
KREIDEL HANS H
发明人
KREIDEL HANS H.
分类号
F16L19/12
主分类号
F16L19/12
代理机构
代理人
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地址
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