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经营范围
发明名称
CEMENT-FREE MINERAL BINDER
摘要
申请公布号
PL120885(B2)
申请公布日期
1982.03.31
申请号
PL19800226182
申请日期
1980.08.11
申请人
发明人
分类号
C04B;C04B7/24;(IPC1-7):04B7/24
主分类号
C04B
代理机构
代理人
主权项
地址
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