JPH01107306U - - Google Patents
Info
- Publication number
- JPH01107306U JPH01107306U JP76088U JP76088U JPH01107306U JP H01107306 U JPH01107306 U JP H01107306U JP 76088 U JP76088 U JP 76088U JP 76088 U JP76088 U JP 76088U JP H01107306 U JPH01107306 U JP H01107306U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- ultrasonic
- controlled oscillator
- distance
- rangefinder
- 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
- 239000011521 glass Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Rehabilitation Tools (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP76088U JPH01107306U (OSRAM) | 1988-01-06 | 1988-01-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP76088U JPH01107306U (OSRAM) | 1988-01-06 | 1988-01-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01107306U true JPH01107306U (OSRAM) | 1989-07-19 |
Family
ID=31200066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP76088U Pending JPH01107306U (OSRAM) | 1988-01-06 | 1988-01-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01107306U (OSRAM) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56119248A (en) * | 1980-02-22 | 1981-09-18 | Matsushita Electric Industrial Co Ltd | Sound output apparatus of obstacle detector for blind person |
-
1988
- 1988-01-06 JP JP76088U patent/JPH01107306U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56119248A (en) * | 1980-02-22 | 1981-09-18 | Matsushita Electric Industrial Co Ltd | Sound output apparatus of obstacle detector for blind person |
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