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发明名称
IMPROVEMENTS IN SECURITY GRILLES
摘要
申请公布号
GB8924430(D0)
申请公布日期
1989.12.20
申请号
GB19890024430
申请日期
1989.10.31
申请人
GALVIN, VALENTINE P
发明人
分类号
E06B9/06
主分类号
E06B9/06
代理机构
代理人
主权项
地址
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