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发明名称
Schaltungsanordnung fuer Fernsprechanlagen mit Waehlerbetrieb und mehreren Vermittlungsstellen
摘要
申请公布号
DE875958(C)
申请公布日期
1953.05.07
申请号
DE1943T001028D
申请日期
1943.11.13
申请人
TELEFONBAU;NORMALZEIT G.M.B.H.
发明人
WIRTH ALEXANDER
分类号
H04M15/10
主分类号
H04M15/10
代理机构
代理人
主权项
地址
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