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经营范围
发明名称
Schaltungsanordnung zur elastischen Verbesserung von Stromstoessen in Fernmeldeanlagen, insbesondere Fernsprechanlagen
摘要
申请公布号
DE683702(C)
申请公布日期
1939.11.13
申请号
DE1937S129672D
申请日期
1937.11.25
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
HELMRICH DIPL.-ING. EGINO
分类号
H04Q1/36
主分类号
H04Q1/36
代理机构
代理人
主权项
地址
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