JPS577277B2 - - Google Patents
Info
- Publication number
- JPS577277B2 JPS577277B2 JP14930279A JP14930279A JPS577277B2 JP S577277 B2 JPS577277 B2 JP S577277B2 JP 14930279 A JP14930279 A JP 14930279A JP 14930279 A JP14930279 A JP 14930279A JP S577277 B2 JPS577277 B2 JP S577277B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14930279A JPS5673794A (en) | 1979-11-17 | 1979-11-17 | Method of boring construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14930279A JPS5673794A (en) | 1979-11-17 | 1979-11-17 | Method of boring construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5673794A JPS5673794A (en) | 1981-06-18 |
| JPS577277B2 true JPS577277B2 (en) | 1982-02-09 |
Family
ID=15472174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14930279A Granted JPS5673794A (en) | 1979-11-17 | 1979-11-17 | Method of boring construction |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5673794A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS643270Y2 (en) * | 1983-03-30 | 1989-01-27 |
-
1979
- 1979-11-17 JP JP14930279A patent/JPS5673794A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS643270Y2 (en) * | 1983-03-30 | 1989-01-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5673794A (en) | 1981-06-18 |