JPS6128439Y2 - - Google Patents
Info
- Publication number
- JPS6128439Y2 JPS6128439Y2 JP13599280U JP13599280U JPS6128439Y2 JP S6128439 Y2 JPS6128439 Y2 JP S6128439Y2 JP 13599280 U JP13599280 U JP 13599280U JP 13599280 U JP13599280 U JP 13599280U JP S6128439 Y2 JPS6128439 Y2 JP S6128439Y2
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- input signal
- external input
- intercom
- microphone
- 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
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13599280U JPS6128439Y2 (instruction) | 1980-09-26 | 1980-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13599280U JPS6128439Y2 (instruction) | 1980-09-26 | 1980-09-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5760464U JPS5760464U (instruction) | 1982-04-09 |
| JPS6128439Y2 true JPS6128439Y2 (instruction) | 1986-08-23 |
Family
ID=29496132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13599280U Expired JPS6128439Y2 (instruction) | 1980-09-26 | 1980-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6128439Y2 (instruction) |
-
1980
- 1980-09-26 JP JP13599280U patent/JPS6128439Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5760464U (instruction) | 1982-04-09 |
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