JPS63111054U - - Google Patents
Info
- Publication number
- JPS63111054U JPS63111054U JP226287U JP226287U JPS63111054U JP S63111054 U JPS63111054 U JP S63111054U JP 226287 U JP226287 U JP 226287U JP 226287 U JP226287 U JP 226287U JP S63111054 U JPS63111054 U JP S63111054U
- Authority
- JP
- Japan
- Prior art keywords
- outside line
- paging
- amplifier
- connect
- telephone
- 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.)
- Granted
Links
- 230000004913 activation Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987002262U JP2528001Y2 (ja) | 1987-01-10 | 1987-01-10 | 電話機のペ−ジング放送装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987002262U JP2528001Y2 (ja) | 1987-01-10 | 1987-01-10 | 電話機のペ−ジング放送装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63111054U true JPS63111054U (hu) | 1988-07-16 |
| JP2528001Y2 JP2528001Y2 (ja) | 1997-03-05 |
Family
ID=30780939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987002262U Expired - Lifetime JP2528001Y2 (ja) | 1987-01-10 | 1987-01-10 | 電話機のペ−ジング放送装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2528001Y2 (hu) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5799072A (en) * | 1980-11-10 | 1982-06-19 | Hitachi Ltd | Paging trunk |
| JPS57123757A (en) * | 1981-01-26 | 1982-08-02 | Hitachi Ltd | Private branch automatic broadcasting system |
| JPS585072A (ja) * | 1981-07-02 | 1983-01-12 | Nec Corp | ボタン電話装置における一斉呼出方式 |
| JPS6258760A (ja) * | 1985-09-06 | 1987-03-14 | Nec Corp | 電話回線利用によるインタホン方式 |
-
1987
- 1987-01-10 JP JP1987002262U patent/JP2528001Y2/ja not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5799072A (en) * | 1980-11-10 | 1982-06-19 | Hitachi Ltd | Paging trunk |
| JPS57123757A (en) * | 1981-01-26 | 1982-08-02 | Hitachi Ltd | Private branch automatic broadcasting system |
| JPS585072A (ja) * | 1981-07-02 | 1983-01-12 | Nec Corp | ボタン電話装置における一斉呼出方式 |
| JPS6258760A (ja) * | 1985-09-06 | 1987-03-14 | Nec Corp | 電話回線利用によるインタホン方式 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2528001Y2 (ja) | 1997-03-05 |