AU232439B2 - Improvements in test circuits for group selectors in automatic telephone, exchanges - Google Patents

Improvements in test circuits for group selectors in automatic telephone, exchanges

Info

Publication number
AU232439B2
AU232439B2 AU49896/59A AU4989659A AU232439B2 AU 232439 B2 AU232439 B2 AU 232439B2 AU 49896/59 A AU49896/59 A AU 49896/59A AU 4989659 A AU4989659 A AU 4989659A AU 232439 B2 AU232439 B2 AU 232439B2
Authority
AU
Australia
Prior art keywords
exchanges
automatic telephone
test circuits
group selectors
selectors
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 - Lifetime
Application number
AU49896/59A
Inventor
Victor James Sloan and Henry Kinsella 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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Filing date
Publication of AU232439B2 publication Critical patent/AU232439B2/en
Application filed by Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU49896/59A 1959-06-18 Improvements in test circuits for group selectors in automatic telephone, exchanges Expired - Lifetime AU232439B2 (en)

Publications (1)

Publication Number Publication Date
AU232439B2 true AU232439B2 (en)

Family

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