JPH0313388U - - Google Patents
Info
- Publication number
- JPH0313388U JPH0313388U JP7189589U JP7189589U JPH0313388U JP H0313388 U JPH0313388 U JP H0313388U JP 7189589 U JP7189589 U JP 7189589U JP 7189589 U JP7189589 U JP 7189589U JP H0313388 U JPH0313388 U JP H0313388U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- base
- skid
- skid bars
- bars
- 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 description 4
- 230000005283 ground state Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7189589U JPH0633032Y2 (ja) | 1989-06-20 | 1989-06-20 | 地盤穿孔機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7189589U JPH0633032Y2 (ja) | 1989-06-20 | 1989-06-20 | 地盤穿孔機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0313388U true JPH0313388U (bs) | 1991-02-12 |
JPH0633032Y2 JPH0633032Y2 (ja) | 1994-08-31 |
Family
ID=31609340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7189589U Expired - Lifetime JPH0633032Y2 (ja) | 1989-06-20 | 1989-06-20 | 地盤穿孔機 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0633032Y2 (bs) |
-
1989
- 1989-06-20 JP JP7189589U patent/JPH0633032Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0633032Y2 (ja) | 1994-08-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |