Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telenorma Telefonbau und Normalzeit GmbH
Original Assignee
Telenorma Telefonbau und Normalzeit GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telenorma Telefonbau und Normalzeit GmbHfiledCriticalTelenorma Telefonbau und Normalzeit GmbH
Priority to DE19853505780priorityCriticalpatent/DE3505780A1/de
Publication of DE3505780A1publicationCriticalpatent/DE3505780A1/de
Application grantedgrantedCritical
Publication of DE3505780C2publicationCriticalpatent/DE3505780C2/de
H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
H04M3/62—Keyboard equipment
Landscapes
Engineering & Computer Science
(AREA)
Signal Processing
(AREA)
Telephonic Communication Services
(AREA)
DE198535057801985-02-201985-02-20Bedienungs- oder abfrageplatz fuer eine fernsprechvermittlungsanlage, insbesondere makler-vielfachanlage
GrantedDE3505780A1
(de)
Schaltungsanordnung fur eine Fern spiechnebenstellen anlage mit zentraler Ein stellung der Verbindungswege fur Internver kehr und Verbindungsverkehr zu weiteren Anlagen
Verfahren zum erweitern der anschlusskapazitaet und des leitungszugriffs von bedien- oder abfrageplaetzen bei fernsprechvermittlungsanlagen, insbesondere makler-vielfachanlagen