JPS57159179U - - Google Patents
Info
- Publication number
- JPS57159179U JPS57159179U JP4614381U JP4614381U JPS57159179U JP S57159179 U JPS57159179 U JP S57159179U JP 4614381 U JP4614381 U JP 4614381U JP 4614381 U JP4614381 U JP 4614381U JP S57159179 U JPS57159179 U JP S57159179U
- Authority
- JP
- Japan
- 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
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4614381U JPS6227891Y2 (en) | 1981-03-30 | 1981-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4614381U JPS6227891Y2 (en) | 1981-03-30 | 1981-03-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57159179U true JPS57159179U (en) | 1982-10-06 |
| JPS6227891Y2 JPS6227891Y2 (en) | 1987-07-17 |
Family
ID=29843000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4614381U Expired JPS6227891Y2 (en) | 1981-03-30 | 1981-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6227891Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59137808A (en) * | 1983-01-20 | 1984-08-08 | シェル・インタ−ナショナル・リサ−チ・マ−トスハツペイ・ベ−・ヴェ− | Remote monitor instrument for drilling |
| JP2000329859A (en) * | 1999-05-17 | 2000-11-30 | Sekisui Chem Co Ltd | Investigation device |
-
1981
- 1981-03-30 JP JP4614381U patent/JPS6227891Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59137808A (en) * | 1983-01-20 | 1984-08-08 | シェル・インタ−ナショナル・リサ−チ・マ−トスハツペイ・ベ−・ヴェ− | Remote monitor instrument for drilling |
| JP2000329859A (en) * | 1999-05-17 | 2000-11-30 | Sekisui Chem Co Ltd | Investigation device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6227891Y2 (en) | 1987-07-17 |