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经营范围
发明名称
Cement admixture composition.
摘要
申请公布号
ZA9300944(B)
申请公布日期
1993.09.23
申请号
ZA19930000944
申请日期
1993.02.11
申请人
W. R. GRACE & CO.-CONN.;NOF CORPORATION
发明人
HIDEO KOYATO;SUSUMU HONDA
分类号
B28C;C04B
主分类号
B28C
代理机构
代理人
主权项
地址
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