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经营范围
发明名称
Improved security shutter system
摘要
申请公布号
GB9402048(D0)
申请公布日期
1994.03.30
申请号
GB19940002048
申请日期
1994.02.03
申请人
WILLIAMS JOHN G.
发明人
分类号
E06B9/02
主分类号
E06B9/02
代理机构
代理人
主权项
地址
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