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发明名称
Process of making iron and steel and product
摘要
申请公布号
US1813437(A)
申请公布日期
1931.07.07
申请号
US19300433188
申请日期
1930.03.04
申请人
UTAH METALS FLUX COMPANY
发明人
CARSON JAMES A.
分类号
C21B13/00
主分类号
C21B13/00
代理机构
代理人
主权项
地址
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