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发明名称
Schaltungsanordnung zur UEbertragung von Signalen ueber Verbindungsleitungen in Fernsprechanlagen
摘要
申请公布号
DE1018926(B)
申请公布日期
1957.11.07
申请号
DE1954S037282
申请日期
1954.01.23
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
ADLER DIPL.-ING. ROMAN;RINGS DIPL.-ING. FRIEDRICH
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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