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发明名称
Perfectionnements aux avertisseurs automatiques d'incendie, d'effraction et similaires
摘要
申请公布号
FR832629(A)
申请公布日期
1938.09.29
申请号
FRD832629
申请日期
1938.01.25
申请人
发明人
MOUNTSTEPHEN EDRED RABJOHN;WOOD WILLIAM JOHN;SPENCE ALEXANDER GEORGE
分类号
H04M11/04
主分类号
H04M11/04
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代理人
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地址
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