AU1221319A - Improvements in or relating to automatic switching mechanism for use more particularly in telephone or like systems - Google Patents

Improvements in or relating to automatic switching mechanism for use more particularly in telephone or like systems

Info

Publication number
AU1221319A
AU1221319A AU12213/19A AU1221319A AU1221319A AU 1221319 A AU1221319 A AU 1221319A AU 12213/19 A AU12213/19 A AU 12213/19A AU 1221319 A AU1221319 A AU 1221319A AU 1221319 A AU1221319 A AU 1221319A
Authority
AU
Australia
Prior art keywords
telephone
relating
systems
switching mechanism
automatic switching
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
AU12213/19A
Inventor
Telephone Engineer Vanburen and Morgan Streets Chicago III LIS A John Erickson
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 Electric Co
Original Assignee
Automatic Electric Co
Filing date
Publication date
Application filed by Automatic Electric Co filed Critical Automatic Electric Co
Publication of AU1221319A publication Critical patent/AU1221319A/en
Expired legal-status Critical Current

Links

AU12213/19A 1919-08-21 Improvements in or relating to automatic switching mechanism for use more particularly in telephone or like systems Expired AU1221319A (en)

Publications (1)

Publication Number Publication Date
AU1221319A true AU1221319A (en) 1920-11-30

Family

ID=

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