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发明名称
Schaltungsanordnung fuer Fernmeldeanlagen mit Waehlerbetrieb, insbesondere Fernsprechanlagen
摘要
申请公布号
DE691689(C)
申请公布日期
1940.06.03
申请号
DE193200F5391D
申请日期
1932.11.05
申请人
TELEFONBAU;NORMALZEIT LEHNER & CO.
发明人
WIRTH ALEXANDER
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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