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发明名称
Improvements in or relating to refractory materials
摘要
申请公布号
GB572905(A)
申请公布日期
1945.10.29
申请号
GB19430014006
申请日期
1943.08.27
申请人
BASIC REFRACTORIES, INC.
发明人
分类号
C04B41/50;C04B41/87
主分类号
C04B41/50
代理机构
代理人
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