AU131426B2 - Improvements relating to automatic telephone systems - Google Patents

Improvements relating to automatic telephone systems

Info

Publication number
AU131426B2
AU131426B2 AU3066/46A AU306646A AU131426B2 AU 131426 B2 AU131426 B2 AU 131426B2 AU 3066/46 A AU3066/46 A AU 3066/46A AU 306646 A AU306646 A AU 306646A AU 131426 B2 AU131426 B2 AU 131426B2
Authority
AU
Australia
Prior art keywords
improvements relating
telephone systems
automatic telephone
automatic
relating
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
AU3066/46A
Other versions
AU306646A (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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Filing date
Publication date
Application filed by Siemens Brothers and Co Ltd filed Critical Siemens Brothers and Co Ltd
Application granted granted Critical
Publication of AU306646A publication Critical patent/AU306646A/en
Publication of AU131426B2 publication Critical patent/AU131426B2/en
Expired legal-status Critical Current

Links

AU3066/46A 1946-04-26 Improvements relating to automatic telephone systems Expired AU131426B2 (en)

Publications (2)

Publication Number Publication Date
AU306646A AU306646A (en) 1946-05-06
AU131426B2 true AU131426B2 (en) 1946-05-06

Family

ID=

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