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经营范围
发明名称
Improvements in or relating to the tempering and cleaning of ferrous metals
摘要
申请公布号
GB628707(A)
申请公布日期
1949.09.02
申请号
GB19470026657
申请日期
1947.10.03
申请人
JAMES BARRY DELANY;IMPERIAL CHEMICAL INDUSTRIES LIMITED
发明人
分类号
C21D1/607
主分类号
C21D1/607
代理机构
代理人
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