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发明名称
SECURITY BLIND
摘要
申请公布号
GB8903921(D0)
申请公布日期
1989.04.05
申请号
GB19890003921
申请日期
1989.02.21
申请人
HANCOCK, LESLIE;TONGE, JOHN J
发明人
分类号
G08B13/12
主分类号
G08B13/12
代理机构
代理人
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