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发明名称
Pipe fitting
摘要
申请公布号
US2066775(A)
申请公布日期
1937.01.05
申请号
US19350031554
申请日期
1935.07.16
申请人
TUBE-TURNS, INCORPORATED
发明人
FRITSCH RUDOLPH E.
分类号
F16L43/00
主分类号
F16L43/00
代理机构
代理人
主权项
地址
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