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经营范围
发明名称
HYDRAULIC CEMENTS.
摘要
申请公布号
IE801768(L)
申请公布日期
1981.02.22
申请号
IE19800001768
申请日期
1980.08.21
申请人
NATIONAL RESEARCH DEVELOPMENT CORP.
发明人
分类号
C04B7/00;(IPC1-7):C04B7/00
主分类号
C04B7/00
代理机构
代理人
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