JPH01124798U - - Google Patents
Info
- Publication number
- JPH01124798U JPH01124798U JP2084988U JP2084988U JPH01124798U JP H01124798 U JPH01124798 U JP H01124798U JP 2084988 U JP2084988 U JP 2084988U JP 2084988 U JP2084988 U JP 2084988U JP H01124798 U JPH01124798 U JP H01124798U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- printed circuit
- hole
- metal plate
- piezoelectric diaphragm
- 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
- 239000002184 metal Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2084988U JPH01124798U (sl) | 1988-02-19 | 1988-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2084988U JPH01124798U (sl) | 1988-02-19 | 1988-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01124798U true JPH01124798U (sl) | 1989-08-24 |
Family
ID=31237568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2084988U Pending JPH01124798U (sl) | 1988-02-19 | 1988-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01124798U (sl) |
-
1988
- 1988-02-19 JP JP2084988U patent/JPH01124798U/ja active Pending