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发明名称
Pipe coupling and pipe joint
摘要
申请公布号
US1955069(A)
申请公布日期
1934.04.17
申请号
US19300491428
申请日期
1930.10.27
申请人
THE JOHNSON-MARCH CORPORATION
发明人
HUNT CARLL W.
分类号
F16L37/12
主分类号
F16L37/12
代理机构
代理人
主权项
地址
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