JPS506721B1 - - Google Patents
Info
- Publication number
- JPS506721B1 JPS506721B1 JP2594770A JP2594770A JPS506721B1 JP S506721 B1 JPS506721 B1 JP S506721B1 JP 2594770 A JP2594770 A JP 2594770A JP 2594770 A JP2594770 A JP 2594770A JP S506721 B1 JPS506721 B1 JP S506721B1
- 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 |
|---|---|---|---|
| JP2594770A JPS506721B1 (ja) | 1970-03-30 | 1970-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2594770A JPS506721B1 (ja) | 1970-03-30 | 1970-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS506721B1 true JPS506721B1 (ja) | 1975-03-17 |
Family
ID=12179937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2594770A Pending JPS506721B1 (ja) | 1970-03-30 | 1970-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS506721B1 (ja) |
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1970
- 1970-03-30 JP JP2594770A patent/JPS506721B1/ja active Pending