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经营范围
发明名称
Schaltungsanordnung fuer Fernsprechnebenstellenanlagen zur Verhinderung von falschenWaehlereinstellungen bei vorzeitiger Stromstossgabe
摘要
申请公布号
DE972137(C)
申请公布日期
1959.06.25
申请号
DE1954S041749
申请日期
1954.12.01
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
VILLINGER FRITZ
分类号
H04Q3/62
主分类号
H04Q3/62
代理机构
代理人
主权项
地址
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