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发明名称
Fitting and method of making same
摘要
申请公布号
US2152102(A)
申请公布日期
1939.03.28
申请号
US19350003705
申请日期
1935.01.28
申请人
THE WEATHERHEAD COMPANY
发明人
STECHER HENRY D.
分类号
B21C37/15;F16L19/04
主分类号
B21C37/15
代理机构
代理人
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地址
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