JPS4992908A - - Google Patents
Info
- Publication number
- JPS4992908A JPS4992908A JP394373A JP394373A JPS4992908A JP S4992908 A JPS4992908 A JP S4992908A JP 394373 A JP394373 A JP 394373A JP 394373 A JP394373 A JP 394373A JP S4992908 A JPS4992908 A JP S4992908A
- 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.)
- Pending
Links
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP394373A JPS4992908A (sl) | 1972-12-27 | 1972-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP394373A JPS4992908A (sl) | 1972-12-27 | 1972-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4992908A true JPS4992908A (sl) | 1974-09-04 |
Family
ID=11571193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP394373A Pending JPS4992908A (sl) | 1972-12-27 | 1972-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4992908A (sl) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5728493A (en) * | 1980-07-28 | 1982-02-16 | Nec Corp | Automatic incoming system for extension |
| JPS57204675A (en) * | 1981-06-11 | 1982-12-15 | Mitsubishi Electric Corp | Speaking device |
| JPH02133044U (sl) * | 1989-04-07 | 1990-11-05 | ||
| US5325422A (en) * | 1982-09-28 | 1994-06-28 | Vmx, Inc. | PBX telephone call control system |
-
1972
- 1972-12-27 JP JP394373A patent/JPS4992908A/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5728493A (en) * | 1980-07-28 | 1982-02-16 | Nec Corp | Automatic incoming system for extension |
| JPS57204675A (en) * | 1981-06-11 | 1982-12-15 | Mitsubishi Electric Corp | Speaking device |
| US5325422A (en) * | 1982-09-28 | 1994-06-28 | Vmx, Inc. | PBX telephone call control system |
| JPH02133044U (sl) * | 1989-04-07 | 1990-11-05 |