JPH0235017U - - Google Patents
Info
- Publication number
- JPH0235017U JPH0235017U JP11430788U JP11430788U JPH0235017U JP H0235017 U JPH0235017 U JP H0235017U JP 11430788 U JP11430788 U JP 11430788U JP 11430788 U JP11430788 U JP 11430788U JP H0235017 U JPH0235017 U JP H0235017U
- Authority
- JP
- Japan
- Prior art keywords
- road surface
- receiving
- receiver
- oscillator
- transmitting
- 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
- 238000001514 detection method Methods 0.000 claims description 12
- 230000010355 oscillation Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
Landscapes
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11430788U JPH0235017U (no) | 1988-08-31 | 1988-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11430788U JPH0235017U (no) | 1988-08-31 | 1988-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0235017U true JPH0235017U (no) | 1990-03-06 |
Family
ID=31354932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11430788U Pending JPH0235017U (no) | 1988-08-31 | 1988-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0235017U (no) |
-
1988
- 1988-08-31 JP JP11430788U patent/JPH0235017U/ja active Pending
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