JPS4857522A - - Google Patents
Info
- Publication number
- JPS4857522A JPS4857522A JP9239171A JP9239171A JPS4857522A JP S4857522 A JPS4857522 A JP S4857522A JP 9239171 A JP9239171 A JP 9239171A JP 9239171 A JP9239171 A JP 9239171A JP S4857522 A JPS4857522 A JP S4857522A
- 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
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9239171A JPS4857522A (ja) | 1971-11-19 | 1971-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9239171A JPS4857522A (ja) | 1971-11-19 | 1971-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4857522A true JPS4857522A (ja) | 1973-08-13 |
Family
ID=14053105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9239171A Pending JPS4857522A (ja) | 1971-11-19 | 1971-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4857522A (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62154839A (ja) * | 1985-12-26 | 1987-07-09 | Toa Tokushu Denki Kk | 会議電話装置 |
| JPH024095A (ja) * | 1988-06-22 | 1990-01-09 | Nippon Telegr & Teleph Corp <Ntt> | 話者判定装置 |
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1971
- 1971-11-19 JP JP9239171A patent/JPS4857522A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62154839A (ja) * | 1985-12-26 | 1987-07-09 | Toa Tokushu Denki Kk | 会議電話装置 |
| JPH024095A (ja) * | 1988-06-22 | 1990-01-09 | Nippon Telegr & Teleph Corp <Ntt> | 話者判定装置 |