JPS4980806A - - Google Patents
Info
- Publication number
- JPS4980806A JPS4980806A JP12224172A JP12224172A JPS4980806A JP S4980806 A JPS4980806 A JP S4980806A JP 12224172 A JP12224172 A JP 12224172A JP 12224172 A JP12224172 A JP 12224172A JP S4980806 A JPS4980806 A JP S4980806A
- 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.)
- Pending
Links
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12224172A JPS4980806A (lt) | 1972-12-06 | 1972-12-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12224172A JPS4980806A (lt) | 1972-12-06 | 1972-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4980806A true JPS4980806A (lt) | 1974-08-05 |
Family
ID=14831069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12224172A Pending JPS4980806A (lt) | 1972-12-06 | 1972-12-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4980806A (lt) |
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1972
- 1972-12-06 JP JP12224172A patent/JPS4980806A/ja active Pending