AU264951B2 - Improvements relating to circuit arrangements for traffic between private automatic branch telephone exchanges - Google Patents

Improvements relating to circuit arrangements for traffic between private automatic branch telephone exchanges

Info

Publication number
AU264951B2
AU264951B2 AU15922/62A AU1592262A AU264951B2 AU 264951 B2 AU264951 B2 AU 264951B2 AU 15922/62 A AU15922/62 A AU 15922/62A AU 1592262 A AU1592262 A AU 1592262A AU 264951 B2 AU264951 B2 AU 264951B2
Authority
AU
Australia
Prior art keywords
traffic
improvements relating
circuit arrangements
telephone exchanges
automatic branch
Prior art date
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.)
Expired
Application number
AU15922/62A
Other versions
AU1592262A (en
Inventor
Arvid Ericsson Eric
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of AU264951B2 publication Critical patent/AU264951B2/en
Publication of AU1592262A publication Critical patent/AU1592262A/en
Expired legal-status Critical Current

Links

AU15922/62A 1961-04-27 1962-03-28 Improvements relating to circuit arrangements for traffic between private automatic branch telephone exchanges Expired AU264951B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SESE4416/61 1961-04-27

Publications (2)

Publication Number Publication Date
AU264951B2 true AU264951B2 (en) 1963-10-03
AU1592262A AU1592262A (en) 1963-10-03

Family

ID=

Similar Documents

Publication Publication Date Title
AU264951B2 (en) Improvements relating to circuit arrangements for traffic between private automatic branch telephone exchanges
AU1592262A (en) Improvements relating to circuit arrangements for traffic between private automatic branch telephone exchanges
AU253205B2 (en) Improvements relating to automatic telecommunications exchanges
CA606312A (en) Telephone system crossbar relay private branch exchange
AU259330B2 (en) Improvements relating to automatic telecommunication switching systems
AU246518B2 (en) Improvements relating to automatic telecommunications switching systems
CA596009A (en) Automatic telecommunication exchanges
AU2408962A (en) Improvements relating to automatic telecommunications exchanges
AU245338B2 (en) Automatic branch telephone exchange
AU287918B2 (en) Improvements relating to means for automatic telephone traffic to subscribers lines in private automatic branch exchanges
AU269606B2 (en) Improvements in or relating to automatic telecommunication exchanges
CA692311A (en) Telephone instrument equipment for connection to an automatic branch exchange
CA635033A (en) Connecting device for private automatic branch exchanges
CA606161A (en) Device for automatic telephone exchanges
AU2036462A (en) Improvements relating to automatic telecommunication switching systems
CA633312A (en) Toll switching telephone system
CA670815A (en) Circuit arrangement for automatic telephone exchanges
AU258515B2 (en) Register circuit for automatic telephone exchanges
AU56361A (en) Improvements relating to automatic telecommunications switching systems
CA636285A (en) Automatic electric switching systems such as automatic telephone exchanges
CA616403A (en) Crossbar relay private branch exchange telephone system
AU6182565A (en) Improvements relating to telephone system substation circuits
CA639941A (en) Party-line arrangements for automatic telephone switching systems
AU5618160A (en) Automatic branch telephone exchange
AU241843B2 (en) Improvements relating to automatic telecommunication switching systems