JPS4978310A - - Google Patents
Info
- Publication number
- JPS4978310A JPS4978310A JP12106472A JP12106472A JPS4978310A JP S4978310 A JPS4978310 A JP S4978310A JP 12106472 A JP12106472 A JP 12106472A JP 12106472 A JP12106472 A JP 12106472A JP S4978310 A JPS4978310 A JP S4978310A
- 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
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12106472A JPS4978310A (cs) | 1972-12-02 | 1972-12-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12106472A JPS4978310A (cs) | 1972-12-02 | 1972-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4978310A true JPS4978310A (cs) | 1974-07-29 |
Family
ID=14801934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12106472A Pending JPS4978310A (cs) | 1972-12-02 | 1972-12-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4978310A (cs) |
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1972
- 1972-12-02 JP JP12106472A patent/JPS4978310A/ja active Pending