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发明名称
Schaltungsanordnung fuer Fernmeldeanlagen mit Gesellschaftsleitungen, insbesondere Fernsprechanlagen
摘要
申请公布号
DE680295(C)
申请公布日期
1939.08.26
申请号
DE1937S126821D
申请日期
1937.04.15
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
KUSCHE WALTER
分类号
H04Q5/16
主分类号
H04Q5/16
代理机构
代理人
主权项
地址
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