JPS5023522B2 - - Google Patents
Info
- Publication number
- JPS5023522B2 JPS5023522B2 JP9300471A JP9300471A JPS5023522B2 JP S5023522 B2 JPS5023522 B2 JP S5023522B2 JP 9300471 A JP9300471 A JP 9300471A JP 9300471 A JP9300471 A JP 9300471A JP S5023522 B2 JPS5023522 B2 JP S5023522B2
- 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
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9300471A JPS5023522B2 (ja) | 1971-11-22 | 1971-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9300471A JPS5023522B2 (ja) | 1971-11-22 | 1971-11-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4858604A JPS4858604A (ja) | 1973-08-17 |
| JPS5023522B2 true JPS5023522B2 (ja) | 1975-08-08 |
Family
ID=14070219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9300471A Expired JPS5023522B2 (ja) | 1971-11-22 | 1971-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5023522B2 (ja) |
-
1971
- 1971-11-22 JP JP9300471A patent/JPS5023522B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4858604A (ja) | 1973-08-17 |