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发明名称
FORM FOR PATTERNED CONCRETE
摘要
申请公布号
US5135692(A)
申请公布日期
1992.08.04
申请号
US19910698991
申请日期
1991.05.14
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
SERAFINI, FRANCO L.
分类号
B28B7/36;E04G9/10
主分类号
B28B7/36
代理机构
代理人
主权项
地址
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