JPH01135600U - - Google Patents
Info
- Publication number
- JPH01135600U JPH01135600U JP1988030794U JP3079488U JPH01135600U JP H01135600 U JPH01135600 U JP H01135600U JP 1988030794 U JP1988030794 U JP 1988030794U JP 3079488 U JP3079488 U JP 3079488U JP H01135600 U JPH01135600 U JP H01135600U
- Authority
- JP
- Japan
- Prior art keywords
- receiving
- vehicle
- sound
- comparing
- ultrasonic waves
- 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
- 238000000605 extraction Methods 0.000 claims description 2
- 238000012790 confirmation Methods 0.000 claims 2
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988030794U JPH01135600U (enExample) | 1988-03-08 | 1988-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988030794U JPH01135600U (enExample) | 1988-03-08 | 1988-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01135600U true JPH01135600U (enExample) | 1989-09-18 |
Family
ID=31256169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988030794U Pending JPH01135600U (enExample) | 1988-03-08 | 1988-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01135600U (enExample) |
-
1988
- 1988-03-08 JP JP1988030794U patent/JPH01135600U/ja active Pending