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经营范围
发明名称
Schaltungsanordnung zur UEbertragung von Fernamtskriterien oder aehnlichen Sonderschaltvorgaengen ueber Verbindungsleitungen in Fernmeldeanlagen
摘要
申请公布号
DE917852(C)
申请公布日期
1954.09.13
申请号
DE1949P002721D
申请日期
1949.04.28
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
SCHICK DIPL.-ING. LEO VON
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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