JPH0193819U - - Google Patents
Info
- Publication number
- JPH0193819U JPH0193819U JP18895187U JP18895187U JPH0193819U JP H0193819 U JPH0193819 U JP H0193819U JP 18895187 U JP18895187 U JP 18895187U JP 18895187 U JP18895187 U JP 18895187U JP H0193819 U JPH0193819 U JP H0193819U
- Authority
- JP
- Japan
- Prior art keywords
- volume
- switch
- power supply
- backup power
- electronic
- 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
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Amplification And Gain Control (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18895187U JPH0193819U (zh) | 1987-12-10 | 1987-12-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18895187U JPH0193819U (zh) | 1987-12-10 | 1987-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0193819U true JPH0193819U (zh) | 1989-06-20 |
Family
ID=31480013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18895187U Pending JPH0193819U (zh) | 1987-12-10 | 1987-12-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0193819U (zh) |
-
1987
- 1987-12-10 JP JP18895187U patent/JPH0193819U/ja active Pending