JPH0198294U - - Google Patents
Info
- Publication number
- JPH0198294U JPH0198294U JP19415187U JP19415187U JPH0198294U JP H0198294 U JPH0198294 U JP H0198294U JP 19415187 U JP19415187 U JP 19415187U JP 19415187 U JP19415187 U JP 19415187U JP H0198294 U JPH0198294 U JP H0198294U
- Authority
- JP
- Japan
- Prior art keywords
- keel
- lever
- earth drill
- kerryba
- outer keel
- 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
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987194151U JPH057354Y2 (en]) | 1987-12-21 | 1987-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987194151U JPH057354Y2 (en]) | 1987-12-21 | 1987-12-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0198294U true JPH0198294U (en]) | 1989-06-30 |
| JPH057354Y2 JPH057354Y2 (en]) | 1993-02-24 |
Family
ID=31484896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987194151U Expired - Lifetime JPH057354Y2 (en]) | 1987-12-21 | 1987-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH057354Y2 (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0492091U (en]) * | 1990-12-19 | 1992-08-11 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51160404U (en]) * | 1975-06-14 | 1976-12-21 | ||
| JPS62133788U (en]) * | 1986-02-12 | 1987-08-22 | ||
| JPS62154090U (en]) * | 1986-03-20 | 1987-09-30 |
-
1987
- 1987-12-21 JP JP1987194151U patent/JPH057354Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51160404U (en]) * | 1975-06-14 | 1976-12-21 | ||
| JPS62133788U (en]) * | 1986-02-12 | 1987-08-22 | ||
| JPS62154090U (en]) * | 1986-03-20 | 1987-09-30 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0492091U (en]) * | 1990-12-19 | 1992-08-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH057354Y2 (en]) | 1993-02-24 |