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发明名称
Method of manufacturing flanged sheet metal articles
摘要
申请公布号
US2210654(A)
申请公布日期
1940.08.06
申请号
US19390282303
申请日期
1939.06.30
申请人
STARLINE, INC.
发明人
DICKSON CHARLES L.
分类号
B21D51/26
主分类号
B21D51/26
代理机构
代理人
主权项
地址
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