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发明名称
Feueralarmanlage mit mehreren die Zustandsaenderungen in den Feueralarmstromkreisen empfangenden und an eine gemeinsame UEberwachungsstelle weitermeldenden Ortssignalstellen
摘要
申请公布号
DE603437(C)
申请公布日期
1934.09.29
申请号
DED603437D
申请日期
1930.01.08
申请人
TELEFONAKTIEBOLAGET L. M. ERICSSON
发明人
分类号
G08B17/06;G08B29/06
主分类号
G08B17/06
代理机构
代理人
主权项
地址
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