JPS56139390A - Boring method and apparatus - Google Patents
Boring method and apparatusInfo
- Publication number
- JPS56139390A JPS56139390A JP3966980A JP3966980A JPS56139390A JP S56139390 A JPS56139390 A JP S56139390A JP 3966980 A JP3966980 A JP 3966980A JP 3966980 A JP3966980 A JP 3966980A JP S56139390 A JPS56139390 A JP S56139390A
- Authority
- JP
- Japan
- Prior art keywords
- boring method
- boring
- 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.)
- Pending
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3966980A JPS56139390A (en) | 1980-03-29 | 1980-03-29 | Boring method and apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3966980A JPS56139390A (en) | 1980-03-29 | 1980-03-29 | Boring method and apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56139390A true JPS56139390A (en) | 1981-10-30 |
Family
ID=12559486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3966980A Pending JPS56139390A (en) | 1980-03-29 | 1980-03-29 | Boring method and apparatus |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56139390A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010222937A (en) * | 2009-03-25 | 2010-10-07 | Chikami Miltec Inc | Driving device and driving method, and searching device and searching method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4842402A (en) * | 1971-10-05 | 1973-06-20 |
-
1980
- 1980-03-29 JP JP3966980A patent/JPS56139390A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4842402A (en) * | 1971-10-05 | 1973-06-20 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010222937A (en) * | 2009-03-25 | 2010-10-07 | Chikami Miltec Inc | Driving device and driving method, and searching device and searching method |
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