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发明名称
Improvements in or relating to refractory articles
摘要
申请公布号
GB326560(A)
申请公布日期
1930.03.20
申请号
GB19280034075
申请日期
1928.11.20
申请人
THE CARBORUNDUM COMPANY
发明人
分类号
C04B33/13
主分类号
C04B33/13
代理机构
代理人
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