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发明名称
BUILDING BLOCK
摘要
申请公布号
GB2223519(B)
申请公布日期
1992.07.29
申请号
GB19880020208
申请日期
1988.08.25
申请人
DR SALAH * GAHIN
发明人
R SALAH * GAHIN
分类号
E04B2/02;E04C1/39;E04C1/40
主分类号
E04B2/02
代理机构
代理人
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地址
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