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发明名称
Method for the hot straightening of plates
摘要
申请公布号
US2071596(A)
申请公布日期
1937.02.23
申请号
US19330694809
申请日期
1933.10.23
申请人
FRITZ UNGERER
发明人
UNGERER FRITZ
分类号
B21D1/02;C21D7/00
主分类号
B21D1/02
代理机构
代理人
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