JPS5140668B2 - - Google Patents
Info
- Publication number
- JPS5140668B2 JPS5140668B2 JP1397872A JP1397872A JPS5140668B2 JP S5140668 B2 JPS5140668 B2 JP S5140668B2 JP 1397872 A JP1397872 A JP 1397872A JP 1397872 A JP1397872 A JP 1397872A JP S5140668 B2 JPS5140668 B2 JP S5140668B2
- 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)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1397872A JPS5140668B2 (en:Method) | 1972-02-10 | 1972-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1397872A JPS5140668B2 (en:Method) | 1972-02-10 | 1972-02-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4884384A JPS4884384A (en:Method) | 1973-11-09 |
| JPS5140668B2 true JPS5140668B2 (en:Method) | 1976-11-05 |
Family
ID=11848299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1397872A Expired JPS5140668B2 (en:Method) | 1972-02-10 | 1972-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5140668B2 (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0234840U (en:Method) * | 1988-08-30 | 1990-03-06 |
-
1972
- 1972-02-10 JP JP1397872A patent/JPS5140668B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0234840U (en:Method) * | 1988-08-30 | 1990-03-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4884384A (en:Method) | 1973-11-09 |