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发明名称
PROTECTIVE DEVICE
摘要
申请公布号
GB9123385(D0)
申请公布日期
1991.12.18
申请号
GB19910023385
申请日期
1991.11.04
申请人
COLEBRAND LIMITED
发明人
分类号
F42B15/34
主分类号
F42B15/34
代理机构
代理人
主权项
地址
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