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发明名称
Granular magnesia product
摘要
申请公布号
US2208185(A)
申请公布日期
1940.07.16
申请号
US19390276124
申请日期
1939.05.27
申请人
CANADIAN REFRACTORIES LIMITED
发明人
GOUDGE MONSON FRASER
分类号
C01F5/08
主分类号
C01F5/08
代理机构
代理人
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