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发明名称
Method of making wide flat metal sheets
摘要
申请公布号
GB899452(A)
申请公布日期
1962.06.20
申请号
GB19600001153
申请日期
1960.01.12
申请人
UNITED STATES STEEL CORPORATION
发明人
HEGER JAMES JOSEPH
分类号
B21B1/38
主分类号
B21B1/38
代理机构
代理人
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