AU6182565A - Improvements relating to telephone system substation circuits - Google Patents

Improvements relating to telephone system substation circuits

Info

Publication number
AU6182565A
AU6182565A AU61825/65A AU6182565A AU6182565A AU 6182565 A AU6182565 A AU 6182565A AU 61825/65 A AU61825/65 A AU 61825/65A AU 6182565 A AU6182565 A AU 6182565A AU 6182565 A AU6182565 A AU 6182565A
Authority
AU
Australia
Prior art keywords
telephone system
improvements relating
system substation
substation circuits
circuits
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
AU61825/65A
Inventor
JOHN LANE and RODNEY EDWARD WILLIAM WHEELER PETER
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries Ltd
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 Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Publication of AU6182565A publication Critical patent/AU6182565A/en
Expired legal-status Critical Current

Links

AU61825/65A 1964-07-28 1965-07-22 Improvements relating to telephone system substation circuits Expired AU6182565A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB29,987/6 1964-07-28

Publications (1)

Publication Number Publication Date
AU6182565A true AU6182565A (en) 1967-01-26

Family

ID=

Similar Documents

Publication Publication Date Title
AU6182565A (en) Improvements relating to telephone system substation circuits
CA678572A (en) Telephone line concentrator system
AU279363B2 (en) Telephone substation meter
CA685666A (en) Electronic telephone switching system
CA678432A (en) Electronic switching telephone system
CA687908A (en) Telephone switching system
AU288991B2 (en) Telephone switching system
CA696033A (en) Distributed telephone line concentrator system
AU270201B2 (en) Electronic telephone switching system
CA689421A (en) Telephone system ring-tripping arrangement
CA683793A (en) Substation connecting arrangement
CA696603A (en) Telephone system
CA690627A (en) Telephone system
CA693512A (en) Telephone system
AU407923B2 (en) Telephone system
CA776209A (en) Telephone system substation circuits
CA687789A (en) Telephone line concentrator
CA693172A (en) Distributed telephone line concentrator
CA633312A (en) Toll switching telephone system
AU265523B2 (en) Electronic switching telephone system
AU269768B2 (en) Electronic switching telephone system
AU4382164A (en) Telephone substation meter
CA682812A (en) Telephone terminal selectro system
CA770692A (en) Telephone system substation circuits
AU271052B2 (en) Improvements to telephone systems