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发明名称
Dispositif électronique pour créer un son de sirène d'alarme
摘要
申请公布号
FR1066396(A)
申请公布日期
1954.06.04
申请号
FRD1066396
申请日期
1952.11.10
申请人
发明人
MARTIN CONSTANT
分类号
G10H5/10
主分类号
G10H5/10
代理机构
代理人
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地址
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