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发明名称
Refractory concrete
摘要
申请公布号
US2516893(A)
申请公布日期
1950.08.01
申请号
US19460697575
申请日期
1946.09.17
申请人
UNIVERSAL ATLAS CEMENT COMPANY
发明人
LOBAUGH FRANK E.
分类号
C04B28/02
主分类号
C04B28/02
代理机构
代理人
主权项
地址
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