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发明名称
Method of joining tubes, rods, or the like
摘要
申请公布号
US2267339(A)
申请公布日期
1941.12.23
申请号
US19380230590
申请日期
1938.09.19
申请人
PAULSEN HENRY M
发明人
PAULSEN HENRY M.
分类号
F16L13/00
主分类号
F16L13/00
代理机构
代理人
主权项
地址
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