JPS57169189A - Drilling machine - Google Patents
Drilling machineInfo
- Publication number
- JPS57169189A JPS57169189A JP5341781A JP5341781A JPS57169189A JP S57169189 A JPS57169189 A JP S57169189A JP 5341781 A JP5341781 A JP 5341781A JP 5341781 A JP5341781 A JP 5341781A JP S57169189 A JPS57169189 A JP S57169189A
- Authority
- JP
- Japan
- Prior art keywords
- drilling machine
- drilling
- machine
- 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 |
---|---|---|---|
JP5341781A JPS57169189A (en) | 1981-04-09 | 1981-04-09 | Drilling machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5341781A JPS57169189A (en) | 1981-04-09 | 1981-04-09 | Drilling machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57169189A true JPS57169189A (en) | 1982-10-18 |
JPS6218711B2 JPS6218711B2 (en) | 1987-04-24 |
Family
ID=12942256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5341781A Granted JPS57169189A (en) | 1981-04-09 | 1981-04-09 | Drilling machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57169189A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6087288U (en) * | 1983-11-22 | 1985-06-15 | 新技術開発株式会社 | boring machine |
JPS62120590U (en) * | 1986-01-17 | 1987-07-31 | ||
JPH0359291A (en) * | 1989-07-26 | 1991-03-14 | Hitachi Constr Mach Co Ltd | Auxiliary kelly bar device |
-
1981
- 1981-04-09 JP JP5341781A patent/JPS57169189A/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6087288U (en) * | 1983-11-22 | 1985-06-15 | 新技術開発株式会社 | boring machine |
JPS62120590U (en) * | 1986-01-17 | 1987-07-31 | ||
JPH0359291A (en) * | 1989-07-26 | 1991-03-14 | Hitachi Constr Mach Co Ltd | Auxiliary kelly bar device |
Also Published As
Publication number | Publication date |
---|---|
JPS6218711B2 (en) | 1987-04-24 |
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