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发明名称
Perfectionnements aux détecteurs et avertisseurs de la présence de fumées
摘要
申请公布号
FR951331(A)
申请公布日期
1949.10.21
申请号
FRD951331
申请日期
1947.08.06
申请人
C-O-TWO FIRE EQUIPMENT CO.
发明人
分类号
G08B17/107
主分类号
G08B17/107
代理机构
代理人
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地址
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