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经营范围
发明名称
Electrical apparatus
摘要
申请公布号
GB9718077(D0)
申请公布日期
1997.10.29
申请号
GB19970018077
申请日期
1997.08.28
申请人
MENVIER (ELECTRONIC ENGINEERS) LTD
发明人
分类号
G08B25/14;H04M11/04
主分类号
G08B25/14
代理机构
代理人
主权项
地址
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