JPS4922705A - - Google Patents
Info
- Publication number
- JPS4922705A JPS4922705A JP6261772A JP6261772A JPS4922705A JP S4922705 A JPS4922705 A JP S4922705A JP 6261772 A JP6261772 A JP 6261772A JP 6261772 A JP6261772 A JP 6261772A JP S4922705 A JPS4922705 A JP S4922705A
- 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 |
|---|---|---|---|
| JP6261772A JPS5216324B2 (en:Method) | 1972-06-22 | 1972-06-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6261772A JPS5216324B2 (en:Method) | 1972-06-22 | 1972-06-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4922705A true JPS4922705A (en:Method) | 1974-02-28 |
| JPS5216324B2 JPS5216324B2 (en:Method) | 1977-05-09 |
Family
ID=13205443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6261772A Expired JPS5216324B2 (en:Method) | 1972-06-22 | 1972-06-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5216324B2 (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50146102A (en:Method) * | 1974-05-14 | 1975-11-22 |
-
1972
- 1972-06-22 JP JP6261772A patent/JPS5216324B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50146102A (en:Method) * | 1974-05-14 | 1975-11-22 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5216324B2 (en:Method) | 1977-05-09 |