JPS5422001B2 - - Google Patents
Info
- Publication number
- JPS5422001B2 JPS5422001B2 JP2279972A JP2279972A JPS5422001B2 JP S5422001 B2 JPS5422001 B2 JP S5422001B2 JP 2279972 A JP2279972 A JP 2279972A JP 2279972 A JP2279972 A JP 2279972A JP S5422001 B2 JPS5422001 B2 JP S5422001B2
- 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 |
|---|---|---|---|
| JP2279972A JPS5422001B2 (it) | 1972-03-07 | 1972-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2279972A JPS5422001B2 (it) | 1972-03-07 | 1972-03-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4891805A JPS4891805A (it) | 1973-11-29 |
| JPS5422001B2 true JPS5422001B2 (it) | 1979-08-03 |
Family
ID=12092718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2279972A Expired JPS5422001B2 (it) | 1972-03-07 | 1972-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5422001B2 (it) |
-
1972
- 1972-03-07 JP JP2279972A patent/JPS5422001B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4891805A (it) | 1973-11-29 |