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发明名称
Schaltungsanordnung fuer Zweieranschluesse in Fernmeldeanlagen, insbesondere Fernsprechanlagen
摘要
申请公布号
DE747333(C)
申请公布日期
1944.11.17
申请号
DE1942S149293D
申请日期
1942.03.07
申请人
SIEMENS & HALSKE AG.
发明人
JAUCH EUGEN
分类号
H04Q5/24
主分类号
H04Q5/24
代理机构
代理人
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