JPS6289338U - - Google Patents
Info
- Publication number
- JPS6289338U JPS6289338U JP17821085U JP17821085U JPS6289338U JP S6289338 U JPS6289338 U JP S6289338U JP 17821085 U JP17821085 U JP 17821085U JP 17821085 U JP17821085 U JP 17821085U JP S6289338 U JPS6289338 U JP S6289338U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- ground plate
- drill
- drilling
- shaft
- 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
- 238000005553 drilling Methods 0.000 claims 2
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17821085U JPH0355644Y2 (ru) | 1985-11-21 | 1985-11-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17821085U JPH0355644Y2 (ru) | 1985-11-21 | 1985-11-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6289338U true JPS6289338U (ru) | 1987-06-08 |
JPH0355644Y2 JPH0355644Y2 (ru) | 1991-12-11 |
Family
ID=31120132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17821085U Expired JPH0355644Y2 (ru) | 1985-11-21 | 1985-11-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0355644Y2 (ru) |
-
1985
- 1985-11-21 JP JP17821085U patent/JPH0355644Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0355644Y2 (ru) | 1991-12-11 |