JPS6257458U - - Google Patents
Info
- Publication number
- JPS6257458U JPS6257458U JP14699185U JP14699185U JPS6257458U JP S6257458 U JPS6257458 U JP S6257458U JP 14699185 U JP14699185 U JP 14699185U JP 14699185 U JP14699185 U JP 14699185U JP S6257458 U JPS6257458 U JP S6257458U
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- main body
- amplifier
- telephone
- public address
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14699185U JPS6257458U (fr) | 1985-09-26 | 1985-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14699185U JPS6257458U (fr) | 1985-09-26 | 1985-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6257458U true JPS6257458U (fr) | 1987-04-09 |
Family
ID=31059951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14699185U Pending JPS6257458U (fr) | 1985-09-26 | 1985-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6257458U (fr) |
-
1985
- 1985-09-26 JP JP14699185U patent/JPS6257458U/ja active Pending