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发明名称
Method of and apparatus for producing ferrous sheet metal
摘要
申请公布号
US2105969(A)
申请公布日期
1938.01.18
申请号
US19350035185
申请日期
1935.08.07
申请人
INLAND STEEL COMPANY
发明人
CASTLE ALFRED J.
分类号
B21B1/22;B21B1/28;B21B1/38;B21B45/00;C21D8/02
主分类号
B21B1/22
代理机构
代理人
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