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发明名称
Schaltungsanordnung fuer Fernmeldeanlagen, insbesondere Fernsprechanlagen, mit Gesellschaftsleitungen
摘要
申请公布号
DE711769(C)
申请公布日期
1941.10.06
申请号
DE1939S137500D
申请日期
1939.06.18
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
NEBELUNG DIPL.-ING. RUDOLF
分类号
H04Q5/06
主分类号
H04Q5/06
代理机构
代理人
主权项
地址
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