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发明名称
A GATE
摘要
申请公布号
HK83290(A)
申请公布日期
1990.10.19
申请号
HK19900000832
申请日期
1990.10.11
申请人
WONG KWAN YU
发明人
WONG KWAN YU
分类号
E06B3/48;E06B9/06;(IPC1-7):E06B9/06
主分类号
E06B3/48
代理机构
代理人
主权项
地址
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