JPS5416362B2 - - Google Patents
Info
- Publication number
- JPS5416362B2 JPS5416362B2 JP9727675A JP9727675A JPS5416362B2 JP S5416362 B2 JPS5416362 B2 JP S5416362B2 JP 9727675 A JP9727675 A JP 9727675A JP 9727675 A JP9727675 A JP 9727675A JP S5416362 B2 JPS5416362 B2 JP S5416362B2
- Authority
- JP
- Japan
- 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
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
- 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
- H04M9/006—Exchange line circuits
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 |
|---|---|---|---|
| JP9727675A JPS5220709A (en) | 1975-08-11 | 1975-08-11 | Line wire circuit of button telephone set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9727675A JPS5220709A (en) | 1975-08-11 | 1975-08-11 | Line wire circuit of button telephone set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5220709A JPS5220709A (en) | 1977-02-16 |
| JPS5416362B2 true JPS5416362B2 (enExample) | 1979-06-21 |
Family
ID=14187988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9727675A Granted JPS5220709A (en) | 1975-08-11 | 1975-08-11 | Line wire circuit of button telephone set |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5220709A (enExample) |
-
1975
- 1975-08-11 JP JP9727675A patent/JPS5220709A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5220709A (en) | 1977-02-16 |