AU440883B2 - Improvements in telephone exchange equipment - Google Patents
Improvements in telephone exchange equipmentInfo
- Publication number
- AU440883B2 AU440883B2 AU22445/70A AU2244570A AU440883B2 AU 440883 B2 AU440883 B2 AU 440883B2 AU 22445/70 A AU22445/70 A AU 22445/70A AU 2244570 A AU2244570 A AU 2244570A AU 440883 B2 AU440883 B2 AU 440883B2
- Authority
- AU
- Australia
- Prior art keywords
- telephone exchange
- exchange equipment
- equipment
- telephone
- exchange
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU22445/70A AU440883B2 (en) | 1970-11-19 | 1970-11-19 | Improvements in telephone exchange equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU22445/70A AU440883B2 (en) | 1970-11-19 | 1970-11-19 | Improvements in telephone exchange equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
AU2244570A AU2244570A (en) | 1972-05-22 |
AU440883B2 true AU440883B2 (en) | 1973-09-24 |
Family
ID=3711625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU22445/70A Expired AU440883B2 (en) | 1970-11-19 | 1970-11-19 | Improvements in telephone exchange equipment |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU440883B2 (en) |
-
1970
- 1970-11-19 AU AU22445/70A patent/AU440883B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU2244570A (en) | 1972-05-22 |
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