JPS5030001B1 - - Google Patents
Info
- Publication number
- JPS5030001B1 JPS5030001B1 JP3068968A JP3068968A JPS5030001B1 JP S5030001 B1 JPS5030001 B1 JP S5030001B1 JP 3068968 A JP3068968 A JP 3068968A JP 3068968 A JP3068968 A JP 3068968A JP S5030001 B1 JPS5030001 B1 JP S5030001B1
- 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 |
|---|---|---|---|
| JP3068968A JPS5030001B1 (ja) | 1968-05-08 | 1968-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3068968A JPS5030001B1 (ja) | 1968-05-08 | 1968-05-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5030001B1 true JPS5030001B1 (ja) | 1975-09-27 |
Family
ID=12310636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3068968A Pending JPS5030001B1 (ja) | 1968-05-08 | 1968-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5030001B1 (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3096833A (en) * | 1960-02-01 | 1963-07-09 | Albert G Bodine | Sonic earth boring drill with jacket |
-
1968
- 1968-05-08 JP JP3068968A patent/JPS5030001B1/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3096833A (en) * | 1960-02-01 | 1963-07-09 | Albert G Bodine | Sonic earth boring drill with jacket |