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发明名称
AN IMPROVED STRUCTURE OF CONDUIT CONNECTION FOR PRE-CAST CONDUITS IN DRY WALL
摘要
申请公布号
HK1032714(A2)
申请公布日期
2001.07.13
申请号
HK20010102648
申请日期
2001.04.12
申请人
FORD RAY LIMITED
发明人
LEUNG, KIT MAN STELLA
分类号
E04C;H02G;(IPC1-7):E04C
主分类号
E04C
代理机构
代理人
主权项
地址
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