AU1074319A - Improvements in or relating to automatic telephone systems - Google Patents

Improvements in or relating to automatic telephone systems

Info

Publication number
AU1074319A
AU1074319A AU10743/19A AU1074319A AU1074319A AU 1074319 A AU1074319 A AU 1074319A AU 10743/19 A AU10743/19 A AU 10743/19A AU 1074319 A AU1074319 A AU 1074319A AU 1074319 A AU1074319 A AU 1074319A
Authority
AU
Australia
Prior art keywords
relating
telephone systems
automatic telephone
automatic
systems
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
AU10743/19A
Inventor
Electrical Engineer LOOI West Vanburen Streed Chicago III U. SA William Walter Owen
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 AU1074319A publication Critical patent/AU1074319A/en
Expired legal-status Critical Current

Links

AU10743/19A 1919-04-12 Improvements in or relating to automatic telephone systems Expired AU1074319A (en)

Publications (1)

Publication Number Publication Date
AU1074319A true AU1074319A (en) 1919-12-16

Family

ID=

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