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发明名称
Pipe connection
摘要
申请公布号
US1873590(A)
申请公布日期
1932.08.23
申请号
US19280276858
申请日期
1928.05.11
申请人
HAROLD ELNO SMITH
发明人
JAMES EDWARD
分类号
F16L27/113
主分类号
F16L27/113
代理机构
代理人
主权项
地址
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