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发明名称
Schaltungsanordnung fuer Fernmelde-,insbesondere Fernsprechnebenstellenanlagen
摘要
申请公布号
DE1949323(A1)
申请公布日期
1971.04.01
申请号
DE19691949323
申请日期
1969.09.30
申请人
SIEMENS AG
发明人
FAHRENSCHON FRANZ DIPL-ING;HUETTL HEINZ
分类号
H04Q3/62;(IPC1-7):H04Q/
主分类号
H04Q3/62
代理机构
代理人
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地址
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