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发明名称
ESTRUTURA DE BETAO ARMADO
摘要
申请公布号
PT92241(B)
申请公布日期
1996.07.31
申请号
PT19890092241
申请日期
1989.11.09
申请人
HOCHTIEF AG VORM.GEBR. HELFMANN
发明人
GUIDO KRUMBACH
分类号
B28B23/04;E04C5/08;E04C5/12;E04G21/12;(IPC1-7):E04C5/08
主分类号
B28B23/04
代理机构
代理人
主权项
地址
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