JPS56125592A - Boring head - Google Patents
Boring headInfo
- Publication number
- JPS56125592A JPS56125592A JP2799480A JP2799480A JPS56125592A JP S56125592 A JPS56125592 A JP S56125592A JP 2799480 A JP2799480 A JP 2799480A JP 2799480 A JP2799480 A JP 2799480A JP S56125592 A JPS56125592 A JP S56125592A
- Authority
- JP
- Japan
- Prior art keywords
- boring head
- boring
- head
- 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 |
---|---|---|---|
JP2799480A JPS56125592A (en) | 1980-03-07 | 1980-03-07 | Boring head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2799480A JPS56125592A (en) | 1980-03-07 | 1980-03-07 | Boring head |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56125592A true JPS56125592A (en) | 1981-10-01 |
JPS6238514B2 JPS6238514B2 (en) | 1987-08-18 |
Family
ID=12236368
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2799480A Granted JPS56125592A (en) | 1980-03-07 | 1980-03-07 | Boring head |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56125592A (en) |
-
1980
- 1980-03-07 JP JP2799480A patent/JPS56125592A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6238514B2 (en) | 1987-08-18 |
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