JPH0526150Y2 - - Google Patents
Info
- Publication number
- JPH0526150Y2 JPH0526150Y2 JP2420789U JP2420789U JPH0526150Y2 JP H0526150 Y2 JPH0526150 Y2 JP H0526150Y2 JP 2420789 U JP2420789 U JP 2420789U JP 2420789 U JP2420789 U JP 2420789U JP H0526150 Y2 JPH0526150 Y2 JP H0526150Y2
- Authority
- JP
- Japan
- Prior art keywords
- hole
- pin
- fixed
- block
- movable
- 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.)
- Expired - Lifetime
Links
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2420789U JPH0526150Y2 (en]) | 1989-03-01 | 1989-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2420789U JPH0526150Y2 (en]) | 1989-03-01 | 1989-03-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02116585U JPH02116585U (en]) | 1990-09-18 |
| JPH0526150Y2 true JPH0526150Y2 (en]) | 1993-07-01 |
Family
ID=31243863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2420789U Expired - Lifetime JPH0526150Y2 (en]) | 1989-03-01 | 1989-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0526150Y2 (en]) |
-
1989
- 1989-03-01 JP JP2420789U patent/JPH0526150Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02116585U (en]) | 1990-09-18 |
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