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经营范围
发明名称
Perfectionnements aux avertisseurs d'incendie
摘要
申请公布号
FR976501(A)
申请公布日期
1951.03.19
申请号
FRD976501
申请日期
1948.12.15
申请人
P.E.C.O. (ELECTRICAL CONTRACTORS) LIMITED
发明人
分类号
G08B17/06
主分类号
G08B17/06
代理机构
代理人
主权项
地址
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