JPH022343B2 - - Google Patents
Info
- Publication number
- JPH022343B2 JPH022343B2 JP58219093A JP21909383A JPH022343B2 JP H022343 B2 JPH022343 B2 JP H022343B2 JP 58219093 A JP58219093 A JP 58219093A JP 21909383 A JP21909383 A JP 21909383A JP H022343 B2 JPH022343 B2 JP H022343B2
- Authority
- JP
- Japan
- Prior art keywords
- line
- extension telephone
- extension
- circuit
- control device
- 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 - Lifetime
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58219093A JPS60111594A (ja) | 1983-11-21 | 1983-11-21 | 保留回線に対する再応答方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58219093A JPS60111594A (ja) | 1983-11-21 | 1983-11-21 | 保留回線に対する再応答方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60111594A JPS60111594A (ja) | 1985-06-18 |
JPH022343B2 true JPH022343B2 (en]) | 1990-01-17 |
Family
ID=16730143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58219093A Granted JPS60111594A (ja) | 1983-11-21 | 1983-11-21 | 保留回線に対する再応答方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60111594A (en]) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5924596B2 (ja) * | 1980-03-18 | 1984-06-11 | 明星電気株式会社 | 局線保留方式 |
JPS57104356A (en) * | 1980-12-22 | 1982-06-29 | Toshiba Corp | Private branch exchange |
-
1983
- 1983-11-21 JP JP58219093A patent/JPS60111594A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS60111594A (ja) | 1985-06-18 |
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