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经营范围
发明名称
Improvements in or relating to degassing and grain refining of metals
摘要
申请公布号
GB602613(A)
申请公布日期
1948.05.31
申请号
GB19450018934
申请日期
1945.07.24
申请人
FOUNDRY SERVICES LIMITED;KOSSY STRAUSS
发明人
分类号
C22B9/05
主分类号
C22B9/05
代理机构
代理人
主权项
地址
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