AT232070B -
Circuit arrangement for automatic billing in telecommunication systems consisting of main and sub-systems, in particular telephone systems
- Google Patents
Circuit arrangement for automatic billing in telecommunication systems consisting of main and sub-systems, in particular telephone systems
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Publication number
AT232070B
AT232070BAT708062AAT708062AAT232070BAT 232070 BAT232070 BAT 232070BAT 708062 AAT708062 AAT 708062AAT 708062 AAT708062 AAT 708062AAT 232070 BAT232070 BAT 232070B
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Application filed by Siemens AgfiledCriticalSiemens Ag
Application grantedgrantedCritical
Publication of AT232070BpublicationCriticalpatent/AT232070B/en
AT708062A1961-09-291962-09-05
Circuit arrangement for automatic billing in telecommunication systems consisting of main and sub-systems, in particular telephone systems
AT232070B
(en)
Circuit arrangement for the selection of connection paths in multi-level switching matrices in telecommunication systems, in particular telephone systems