JPH0226838B2 - - Google Patents
Info
- Publication number
- JPH0226838B2 JPH0226838B2 JP56152047A JP15204781A JPH0226838B2 JP H0226838 B2 JPH0226838 B2 JP H0226838B2 JP 56152047 A JP56152047 A JP 56152047A JP 15204781 A JP15204781 A JP 15204781A JP H0226838 B2 JPH0226838 B2 JP H0226838B2
- Authority
- JP
- Japan
- Prior art keywords
- call
- main device
- communication
- extension
- line
- 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
- 238000000034 method Methods 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
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 |
---|---|---|---|
JP15204781A JPS5854768A (ja) | 1981-09-28 | 1981-09-28 | 通話路方式 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15204781A JPS5854768A (ja) | 1981-09-28 | 1981-09-28 | 通話路方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5854768A JPS5854768A (ja) | 1983-03-31 |
JPH0226838B2 true JPH0226838B2 (US06589383-20030708-C00041.png) | 1990-06-13 |
Family
ID=15531886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15204781A Granted JPS5854768A (ja) | 1981-09-28 | 1981-09-28 | 通話路方式 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5854768A (US06589383-20030708-C00041.png) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2536539Y2 (ja) * | 1991-11-27 | 1997-05-21 | 富士写真フイルム株式会社 | 包装体 |
JP4899181B2 (ja) * | 2005-12-21 | 2012-03-21 | 旭精工株式会社 | ディスク案内装置。 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5489506A (en) * | 1977-12-27 | 1979-07-16 | Nec Corp | Electronic key telephone set |
JPS55121791A (en) * | 1979-03-12 | 1980-09-19 | Iwatsu Electric Co Ltd | Trunk connection control system for key telephone system |
-
1981
- 1981-09-28 JP JP15204781A patent/JPS5854768A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5489506A (en) * | 1977-12-27 | 1979-07-16 | Nec Corp | Electronic key telephone set |
JPS55121791A (en) * | 1979-03-12 | 1980-09-19 | Iwatsu Electric Co Ltd | Trunk connection control system for key telephone system |
Also Published As
Publication number | Publication date |
---|---|
JPS5854768A (ja) | 1983-03-31 |
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