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发明名称
Schaltungsanordnung fuer Fernmeldeanlagen, insbesondere Fernsprechanlagen, mit Zweieranschluessen
摘要
申请公布号
DE808596(C)
申请公布日期
1951.07.16
申请号
DE1949P002419
申请日期
1949.04.01
申请人
SIEMENS & HALSKE A.G.
发明人
HOEFERT REINHOLD;POST DIPL.-ING. HELMUT
分类号
H04Q5/16
主分类号
H04Q5/16
代理机构
代理人
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地址
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