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AU137670B2 - Improvements in telephone systems employing crossbar switches - Google Patents
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AU137670B2 - Improvements in telephone systems employing crossbar switches - Google Patents

Improvements in telephone systems employing crossbar switches

Info

Publication number
AU137670B2
AU137670B2 AU7884/46A AU788446A AU137670B2 AU 137670 B2 AU137670 B2 AU 137670B2 AU 7884/46 A AU7884/46 A AU 7884/46A AU 788446 A AU788446 A AU 788446A AU 137670 B2 AU137670 B2 AU 137670B2
Authority
AU
Australia
Prior art keywords
telephone systems
systems employing
crossbar switches
employing crossbar
switches
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
AU7884/46A
Other versions
AU788446A (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 Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Filing date
Publication date
Application filed by Automatic Electric Laboratories Inc filed Critical Automatic Electric Laboratories Inc
Application granted granted Critical
Publication of AU137670B2 publication Critical patent/AU137670B2/en
Publication of AU788446A publication Critical patent/AU788446A/en
Expired legal-status Critical Current

Links

AU7884/46A 1946-11-04 Improvements in telephone systems employing crossbar switches Expired AU137670B2 (en)

Publications (2)

Publication Number Publication Date
AU137670B2 true AU137670B2 (en) 1950-06-26
AU788446A AU788446A (en) 1950-06-26

Family

ID=

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