JPS4892202A - - Google Patents
Info
- Publication number
- JPS4892202A JPS4892202A JP2380872A JP2380872A JPS4892202A JP S4892202 A JPS4892202 A JP S4892202A JP 2380872 A JP2380872 A JP 2380872A JP 2380872 A JP2380872 A JP 2380872A JP S4892202 A JPS4892202 A JP S4892202A
- 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2380872A JPS4892202A (en) | 1972-03-07 | 1972-03-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2380872A JPS4892202A (en) | 1972-03-07 | 1972-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4892202A true JPS4892202A (en) | 1973-11-30 |
Family
ID=12120614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2380872A Pending JPS4892202A (en) | 1972-03-07 | 1972-03-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4892202A (en) |
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1972
- 1972-03-07 JP JP2380872A patent/JPS4892202A/ja active Pending