Circuit arrangement for supplying electrical devices with different working times in message processing systems, in particular telephone switching systems
DE1054500B
Electronic distribution circuit
DE1149080B
Circuit arrangement for the time-linear charging of capacitors depending on the respective size of a control voltage
GB506126A
Improvements in and relating to electric selectors for telephone systems
DE694999C
Selector for telecommunication systems whose switching element is set by means of a storage force
GB391989A
Improvements relating to multiple brush selectors for automatic telephone installations
GB383893A
Flat bank multiple for selectors in telephone installations
GB383892A
Panel selector arrangement in telephone installations
DE606205C
Multiple switching for telephone systems with dialers and lines divided into groups
GB383794A
Improvements in and relating to panel selectors for telephone exchanges
DE592137C
Multiple brush selectors with mechanical brush selection
DE598395C
Circuit arrangement for line selectors with multiple connections, in which an auxiliary switch assigned to the line is started by occupying a multiple line
DE566857C
Flat bank multiple for dialers
DE596964C
Arrangement for rod selectors with flat bank multiple
DE597130C
Switching element for rod selectors with several brush sets
DE603142C
Reset device for case dialers and similarly acting switchgear in telephone systems
DE600006C
Contact bank for voters
GB307340A
Relay-& selector arrangement in telephone installations
GB307338A
Improvements relating to selectors for automatic telephone exchange systems
GB320923A
A switch arrangement for line intercommunication switches with multiple lines
