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经营范围
发明名称
Locking tube fitting
摘要
申请公布号
US2428077(A)
申请公布日期
1947.09.30
申请号
US19460679749
申请日期
1946.06.27
申请人
THE WEATHERHEAD COMPANY
发明人
HEROLD ROBERT E.
分类号
F16L37/252
主分类号
F16L37/252
代理机构
代理人
主权项
地址
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