AU214575B2 - Improvements relating to automatic exchange systems - Google Patents

Improvements relating to automatic exchange systems

Info

Publication number
AU214575B2
AU214575B2 AU14904/56A AU1490456A AU214575B2 AU 214575 B2 AU214575 B2 AU 214575B2 AU 14904/56 A AU14904/56 A AU 14904/56A AU 1490456 A AU1490456 A AU 1490456A AU 214575 B2 AU214575 B2 AU 214575B2
Authority
AU
Australia
Prior art keywords
improvements relating
exchange systems
automatic exchange
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
AU14904/56A
Other versions
AU1490456A (en
Inventor
Edward Flood John
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 AU1490456A publication Critical patent/AU1490456A/en
Publication of AU214575B2 publication Critical patent/AU214575B2/en
Expired legal-status Critical Current

Links

AU14904/56A 1956-01-03 Improvements relating to automatic exchange systems Expired AU214575B2 (en)

Publications (2)

Publication Number Publication Date
AU1490456A AU1490456A (en) 1956-07-05
AU214575B2 true AU214575B2 (en) 1956-07-05

Family

ID=

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