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发明名称
Schaltungsanordnung fuer Fernsprechnebenstellenanlagen
摘要
申请公布号
DE1045478(B)
申请公布日期
1958.12.04
申请号
DE1957T013757
申请日期
1957.06.21
申请人
TELEFONBAU;NORMALZEIT G.M.B.H.
发明人
WIEDEMANN DIPL.-ING. KARL;KULLMANN DIPL.-ING. HANS-OTTO
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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