JPS63230U - - Google Patents
Info
- Publication number
- JPS63230U JPS63230U JP9391986U JP9391986U JPS63230U JP S63230 U JPS63230 U JP S63230U JP 9391986 U JP9391986 U JP 9391986U JP 9391986 U JP9391986 U JP 9391986U JP S63230 U JPS63230 U JP S63230U
- Authority
- JP
- Japan
- Prior art keywords
- sound
- distance
- field
- measures
- collecting 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Control Of Position Or Direction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9391986U JPH0416184Y2 (fi) | 1986-06-19 | 1986-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9391986U JPH0416184Y2 (fi) | 1986-06-19 | 1986-06-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63230U true JPS63230U (fi) | 1988-01-05 |
| JPH0416184Y2 JPH0416184Y2 (fi) | 1992-04-10 |
Family
ID=30956910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9391986U Expired JPH0416184Y2 (fi) | 1986-06-19 | 1986-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0416184Y2 (fi) |
-
1986
- 1986-06-19 JP JP9391986U patent/JPH0416184Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0416184Y2 (fi) | 1992-04-10 |