JPS62139199U - - Google Patents
Info
- Publication number
- JPS62139199U JPS62139199U JP2630286U JP2630286U JPS62139199U JP S62139199 U JPS62139199 U JP S62139199U JP 2630286 U JP2630286 U JP 2630286U JP 2630286 U JP2630286 U JP 2630286U JP S62139199 U JPS62139199 U JP S62139199U
- Authority
- JP
- Japan
- Prior art keywords
- reflective surface
- light
- diaphragm
- photodetector
- audio signal
- 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
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2630286U JPS62139199U (mo) | 1986-02-25 | 1986-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2630286U JPS62139199U (mo) | 1986-02-25 | 1986-02-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62139199U true JPS62139199U (mo) | 1987-09-02 |
Family
ID=30827257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2630286U Pending JPS62139199U (mo) | 1986-02-25 | 1986-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62139199U (mo) |
-
1986
- 1986-02-25 JP JP2630286U patent/JPS62139199U/ja active Pending
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