JPS5437608A - Extension incoming automatic selection system - Google Patents
Extension incoming automatic selection systemInfo
- Publication number
- JPS5437608A JPS5437608A JP10455277A JP10455277A JPS5437608A JP S5437608 A JPS5437608 A JP S5437608A JP 10455277 A JP10455277 A JP 10455277A JP 10455277 A JP10455277 A JP 10455277A JP S5437608 A JPS5437608 A JP S5437608A
- Authority
- JP
- Japan
- Prior art keywords
- selection system
- automatic selection
- extension incoming
- incoming automatic
- extension
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Abstract
PURPOSE:To improve the operation efficiency by selecting automatically the extension for the extension call by only the off-hook operation in the key telephone system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10455277A JPS5437608A (en) | 1977-08-31 | 1977-08-31 | Extension incoming automatic selection system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10455277A JPS5437608A (en) | 1977-08-31 | 1977-08-31 | Extension incoming automatic selection system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5437608A true JPS5437608A (en) | 1979-03-20 |
JPS5536226B2 JPS5536226B2 (en) | 1980-09-19 |
Family
ID=14383625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10455277A Granted JPS5437608A (en) | 1977-08-31 | 1977-08-31 | Extension incoming automatic selection system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5437608A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59183599A (en) * | 1983-04-04 | 1984-10-18 | Tamura Electric Works Ltd | Key telephone set |
-
1977
- 1977-08-31 JP JP10455277A patent/JPS5437608A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59183599A (en) * | 1983-04-04 | 1984-10-18 | Tamura Electric Works Ltd | Key telephone set |
JPH0131839B2 (en) * | 1983-04-04 | 1989-06-28 | Tamura Electric Works Ltd |
Also Published As
Publication number | Publication date |
---|---|
JPS5536226B2 (en) | 1980-09-19 |
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