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发明名称
Method of heat treating sheets
摘要
申请公布号
US2075385(A)
申请公布日期
1937.03.30
申请号
US19340709323
申请日期
1934.02.01
申请人
THE YOUNGSTOWN SHEET & TUBE COMPANY
发明人
WALLIS WILLIAM C.;PLOTT ERNEST B.
分类号
C21D9/46
主分类号
C21D9/46
代理机构
代理人
主权项
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