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发明名称
Schaltungsanordnung fuer Fernsprechanlagen mit Waehlerbetrieb
摘要
申请公布号
DE882719(C)
申请公布日期
1953.07.13
申请号
DE1950T003513
申请日期
1950.11.10
申请人
TELEFONBAU;NORMALZEIT G.M.B.H.
发明人
BALLHORN KURT DIPL.-ING.
分类号
H04Q3/58
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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