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发明名称
Pipe coupling
摘要
申请公布号
US3028180(A)
申请公布日期
1962.04.03
申请号
US19580763029
申请日期
1958.09.24
申请人
SMITH JOSEPH B
发明人
SMITH JOSEPH B.
分类号
F16L21/04
主分类号
F16L21/04
代理机构
代理人
主权项
地址
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