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发明名称
Schaltungsanordnung zur Kennzeichnung von Leitungen einer Leitungsgruppe in Fernmeldeanlagen, insbesondere Fernsprechanlagen
摘要
申请公布号
DE737313(C)
申请公布日期
1943.07.10
申请号
DE1939S139673D
申请日期
1939.12.30
申请人
SIEMENS & HALSKE AG.
发明人
ZIELONKA LEONHARD
分类号
H04M1/272
主分类号
H04M1/272
代理机构
代理人
主权项
地址
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