JPH0420799U - - Google Patents
Info
- Publication number
- JPH0420799U JPH0420799U JP6170590U JP6170590U JPH0420799U JP H0420799 U JPH0420799 U JP H0420799U JP 6170590 U JP6170590 U JP 6170590U JP 6170590 U JP6170590 U JP 6170590U JP H0420799 U JPH0420799 U JP H0420799U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic transducers
- speaker
- patemetric
- utilizes
- transmission device
- 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
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6170590U JPH0420799U (uk) | 1990-06-13 | 1990-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6170590U JPH0420799U (uk) | 1990-06-13 | 1990-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0420799U true JPH0420799U (uk) | 1992-02-21 |
Family
ID=31590193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6170590U Pending JPH0420799U (uk) | 1990-06-13 | 1990-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0420799U (uk) |
-
1990
- 1990-06-13 JP JP6170590U patent/JPH0420799U/ja active Pending
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