CA759134A - Ringing arrangements for time division telephone systems - Google Patents

Ringing arrangements for time division telephone systems

Info

Publication number
CA759134A
CA759134A CA759134A CA759134DA CA759134A CA 759134 A CA759134 A CA 759134A CA 759134 A CA759134 A CA 759134A CA 759134D A CA759134D A CA 759134DA CA 759134 A CA759134 A CA 759134A
Authority
CA
Canada
Prior art keywords
time division
telephone systems
division telephone
ringing
arrangements
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
CA759134A
Inventor
A. Louis Ronald
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA759134A publication Critical patent/CA759134A/en
Expired legal-status Critical Current

Links

CA759134A Ringing arrangements for time division telephone systems Expired CA759134A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA759134T

Publications (1)

Publication Number Publication Date
CA759134A true CA759134A (en) 1967-05-16

Family

ID=36196241

Family Applications (1)

Application Number Title Priority Date Filing Date
CA759134A Expired CA759134A (en) Ringing arrangements for time division telephone systems

Country Status (1)

Country Link
CA (1) CA759134A (en)

Similar Documents

Publication Publication Date Title
CA759134A (en) Ringing arrangements for time division telephone systems
CA762037A (en) Telephone dialing systems
CA753700A (en) Dial telephone systems
CA768254A (en) Telephone answering system
CA765478A (en) Free-route selection network for telephone systems
CA759131A (en) Telephone switching system
CA752499A (en) Telephone switching system
CA761546A (en) Telephone signaling system
CA754677A (en) Electronic switching telephone system
AU413623B2 (en) Electronic switching telephone system
CA752000A (en) Electronic switching telephone system
CA752498A (en) Electronic switching telephone system
CA754244A (en) Electronic switching telephone system
AU430364B2 (en) Public telephone systems
CA760030A (en) Automatic telephone systems
AU427285B2 (en) Telecommunication system with time division
CA952612A (en) Time division multiplex telecommunication systems
CA766330A (en) Telephone arrangement
AU424358B2 (en) Telecommunication system
AU413177B2 (en) Subscriber telephone circuit
CA725269A (en) Line finding arrangement for telephone systems
AU424752B2 (en) A telephone system
AU414251B2 (en) Mobile telephone system
CA795877A (en) Telephone switching systems
CA753329A (en) Telephone call transmitter