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发明名称
Metal working
摘要
申请公布号
US3191415(A)
申请公布日期
1965.06.29
申请号
US19630277623
申请日期
1963.05.02
申请人
THE LODGE & SHIPLEY COMPANY
发明人
SPORCK CLAUS L.
分类号
B21B23/00;B21D22/16
主分类号
B21B23/00
代理机构
代理人
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地址
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