JPH0311720B2 - - Google Patents
Info
- Publication number
- JPH0311720B2 JPH0311720B2 JP59141938A JP14193884A JPH0311720B2 JP H0311720 B2 JPH0311720 B2 JP H0311720B2 JP 59141938 A JP59141938 A JP 59141938A JP 14193884 A JP14193884 A JP 14193884A JP H0311720 B2 JPH0311720 B2 JP H0311720B2
- Authority
- JP
- Japan
- Prior art keywords
- button
- memory
- outside line
- outside
- microcomputer
- 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
- 230000004044 response Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 1
- 238000000034 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
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
- H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/44—Additional connecting arrangements for providing access to frequently-wanted subscribers, e.g. abbreviated dialling
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 |
|---|---|---|---|
| JP14193884A JPS6121697A (ja) | 1984-07-09 | 1984-07-09 | ボタン電話装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14193884A JPS6121697A (ja) | 1984-07-09 | 1984-07-09 | ボタン電話装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6121697A JPS6121697A (ja) | 1986-01-30 |
| JPH0311720B2 true JPH0311720B2 (US20030199744A1-20031023-C00003.png) | 1991-02-18 |
Family
ID=15303631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14193884A Granted JPS6121697A (ja) | 1984-07-09 | 1984-07-09 | ボタン電話装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6121697A (US20030199744A1-20031023-C00003.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63242051A (ja) * | 1987-03-30 | 1988-10-07 | Tamura Electric Works Ltd | ボタン電話装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5871789A (ja) * | 1981-10-26 | 1983-04-28 | Toshiba Corp | ボタン電話機のモ−ド切換方式 |
-
1984
- 1984-07-09 JP JP14193884A patent/JPS6121697A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5871789A (ja) * | 1981-10-26 | 1983-04-28 | Toshiba Corp | ボタン電話機のモ−ド切換方式 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6121697A (ja) | 1986-01-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |