JPS56137764A - Trunk incoming call answer system - Google Patents
Trunk incoming call answer systemInfo
- Publication number
- JPS56137764A JPS56137764A JP4087180A JP4087180A JPS56137764A JP S56137764 A JPS56137764 A JP S56137764A JP 4087180 A JP4087180 A JP 4087180A JP 4087180 A JP4087180 A JP 4087180A JP S56137764 A JPS56137764 A JP S56137764A
- Authority
- JP
- Japan
- Prior art keywords
- incoming
- trunk
- specific extension
- board
- incoming call
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
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 |
---|---|---|---|
JP4087180A JPS56137764A (en) | 1980-03-28 | 1980-03-28 | Trunk incoming call answer system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4087180A JPS56137764A (en) | 1980-03-28 | 1980-03-28 | Trunk incoming call answer system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56137764A true JPS56137764A (en) | 1981-10-27 |
Family
ID=12592575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4087180A Pending JPS56137764A (en) | 1980-03-28 | 1980-03-28 | Trunk incoming call answer system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56137764A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6333958A (ja) * | 1986-07-28 | 1988-02-13 | Nec Corp | 代理応答方式 |
-
1980
- 1980-03-28 JP JP4087180A patent/JPS56137764A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6333958A (ja) * | 1986-07-28 | 1988-02-13 | Nec Corp | 代理応答方式 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS56137764A (en) | Trunk incoming call answer system | |
JPS5753161A (en) | Land mobile radiotelephone exchange system equipped with paging function | |
JPS5399802A (en) | Specific subscriber calling equipment of automatic answering telephone set | |
GB1099697A (en) | Improvements in or relating to private branch exchange telephone switching systems | |
JPS57155871A (en) | Switch box answer system | |
JPS54150906A (en) | Informing system for calling subscriber telephone number | |
JPS57147366A (en) | Automatic answering telephone set | |
JPS5513571A (en) | Absent subscriber calling system | |
JPS5752257A (en) | Calling control system | |
JPS56103564A (en) | Paging transfer system | |
JPS56122293A (en) | Trunk reservation system | |
JPS537105A (en) | Transmission relay exchange system for aural and facsimile signals | |
JPS5776940A (en) | Pocket bell calling and responsing device | |
JPS5583397A (en) | Bothway collision prevention system of bothway calling trunk | |
JPS5660125A (en) | Limitation system for user of mobile body communication | |
JPS54134910A (en) | Extension two-way camp-on system | |
JPS5563162A (en) | Subscriber line call signal transmission system | |
JPS5627556A (en) | Call transfer system | |
JPS55147867A (en) | Call returning system of incoming call for absence | |
JPS54133010A (en) | Paging call out and response system | |
JPS57147367A (en) | Conference trunk | |
JPS6430393A (en) | Public network detouring system for exchange relay line | |
JPS56132842A (en) | Communication speed matching system | |
JPS57197954A (en) | General calling connection system | |
JPS574644A (en) | Variable absence transfer informing system |