JPH02148095U - - Google Patents
Info
- Publication number
- JPH02148095U JPH02148095U JP5444289U JP5444289U JPH02148095U JP H02148095 U JPH02148095 U JP H02148095U JP 5444289 U JP5444289 U JP 5444289U JP 5444289 U JP5444289 U JP 5444289U JP H02148095 U JPH02148095 U JP H02148095U
- Authority
- JP
- Japan
- Prior art keywords
- drilling device
- bracket
- supports
- view
- traveling
- 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 7
- 239000011435 rock Substances 0.000 claims description 2
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5444289U JPH0640712Y2 (ja) | 1989-05-15 | 1989-05-15 | せん孔機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5444289U JPH0640712Y2 (ja) | 1989-05-15 | 1989-05-15 | せん孔機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02148095U true JPH02148095U (cs) | 1990-12-17 |
| JPH0640712Y2 JPH0640712Y2 (ja) | 1994-10-26 |
Family
ID=31576509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5444289U Expired - Lifetime JPH0640712Y2 (ja) | 1989-05-15 | 1989-05-15 | せん孔機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0640712Y2 (cs) |
-
1989
- 1989-05-15 JP JP5444289U patent/JPH0640712Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0640712Y2 (ja) | 1994-10-26 |
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