JPS4920905A - - Google Patents
Info
- Publication number
- JPS4920905A JPS4920905A JP6010272A JP6010272A JPS4920905A JP S4920905 A JPS4920905 A JP S4920905A JP 6010272 A JP6010272 A JP 6010272A JP 6010272 A JP6010272 A JP 6010272A JP S4920905 A JPS4920905 A JP S4920905A
- 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.)
- Granted
Links
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6010272A JPS5219362B2 (cs) | 1972-06-16 | 1972-06-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6010272A JPS5219362B2 (cs) | 1972-06-16 | 1972-06-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4920905A true JPS4920905A (cs) | 1974-02-23 |
| JPS5219362B2 JPS5219362B2 (cs) | 1977-05-27 |
Family
ID=13132385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6010272A Expired JPS5219362B2 (cs) | 1972-06-16 | 1972-06-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5219362B2 (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50131996A (cs) * | 1974-03-23 | 1975-10-18 |
-
1972
- 1972-06-16 JP JP6010272A patent/JPS5219362B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50131996A (cs) * | 1974-03-23 | 1975-10-18 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5219362B2 (cs) | 1977-05-27 |