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发明名称
Dispositif d'alarme
摘要
申请公布号
FR698774(A)
申请公布日期
1931.02.05
申请号
FRD698774
申请日期
1930.07.09
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
G08B13/24
主分类号
G08B13/24
代理机构
代理人
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