AT294196B -
Circuit arrangement for telecommunication switching systems, in particular telephone dialing systems with indirectly adjustable coupling devices
- Google Patents
Circuit arrangement for telecommunication switching systems, in particular telephone dialing systems with indirectly adjustable coupling devices
Info
Publication number
AT294196B
AT294196BAT1052469AAT1052469AAT294196BAT 294196 BAT294196 BAT 294196BAT 1052469 AAT1052469 AAT 1052469AAT 1052469 AAT1052469 AAT 1052469AAT 294196 BAT294196 BAT 294196B
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Publication date
Application filed by Siemens AgfiledCriticalSiemens Ag
Application grantedgrantedCritical
Publication of AT294196BpublicationCriticalpatent/AT294196B/en
H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Telephonic Communication Services
(AREA)
Sub-Exchange Stations And Push- Button Telephones
(AREA)
Data Exchanges In Wide-Area Networks
(AREA)
AT1052469A1968-12-021969-11-10
Circuit arrangement for telecommunication switching systems, in particular telephone dialing systems with indirectly adjustable coupling devices
AT294196B
(en)
Circuit arrangement for telecommunications switching systems with unattended sub-offices, in particular for apron equipment in telephone dialing systems