JPS61115904U - - Google Patents
Info
- Publication number
- JPS61115904U JPS61115904U JP20070984U JP20070984U JPS61115904U JP S61115904 U JPS61115904 U JP S61115904U JP 20070984 U JP20070984 U JP 20070984U JP 20070984 U JP20070984 U JP 20070984U JP S61115904 U JPS61115904 U JP S61115904U
- Authority
- JP
- Japan
- Prior art keywords
- measuring arm
- length
- ultrasonic transducer
- tunnel wall
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20070984U JPH0346326Y2 (en]) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20070984U JPH0346326Y2 (en]) | 1984-12-28 | 1984-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61115904U true JPS61115904U (en]) | 1986-07-22 |
| JPH0346326Y2 JPH0346326Y2 (en]) | 1991-09-30 |
Family
ID=30761813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20070984U Expired JPH0346326Y2 (en]) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0346326Y2 (en]) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01168812U (en]) * | 1988-05-19 | 1989-11-28 | ||
| WO2003044463A1 (fr) * | 2001-11-19 | 2003-05-30 | Develo Inc. | Equipement de mesure de section transversale |
-
1984
- 1984-12-28 JP JP20070984U patent/JPH0346326Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01168812U (en]) * | 1988-05-19 | 1989-11-28 | ||
| WO2003044463A1 (fr) * | 2001-11-19 | 2003-05-30 | Develo Inc. | Equipement de mesure de section transversale |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0346326Y2 (en]) | 1991-09-30 |
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