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AU111912B2 - Improvements in or relating to telephone systems and automatic switches for use therein - Google Patents
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AU111912B2 - Improvements in or relating to telephone systems and automatic switches for use therein - Google Patents

Improvements in or relating to telephone systems and automatic switches for use therein

Info

Publication number
AU111912B2
AU111912B2 AU856/40A AU85640A AU111912B2 AU 111912 B2 AU111912 B2 AU 111912B2 AU 856/40 A AU856/40 A AU 856/40A AU 85640 A AU85640 A AU 85640A AU 111912 B2 AU111912 B2 AU 111912B2
Authority
AU
Australia
Prior art keywords
relating
telephone systems
automatic switches
switches
automatic
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
AU856/40A
Other versions
AU85640A (en
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 date
Application filed by Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Application granted granted Critical
Publication of AU111912B2 publication Critical patent/AU111912B2/en
Publication of AU85640A publication Critical patent/AU85640A/en
Expired legal-status Critical Current

Links

AU856/40A 1940-03-01 Improvements in or relating to telephone systems and automatic switches for use therein Expired AU111912B2 (en)

Publications (2)

Publication Number Publication Date
AU111912B2 true AU111912B2 (en) 1940-11-21
AU85640A AU85640A (en) 1940-11-21

Family

ID=

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