JPS491402A - - Google Patents
Info
- Publication number
- JPS491402A JPS491402A JP4109772A JP4109772A JPS491402A JP S491402 A JPS491402 A JP S491402A JP 4109772 A JP4109772 A JP 4109772A JP 4109772 A JP4109772 A JP 4109772A JP S491402 A JPS491402 A JP S491402A
- 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 |
|---|---|---|---|
| JP4109772A JPS491402A (en17) | 1972-04-24 | 1972-04-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4109772A JPS491402A (en17) | 1972-04-24 | 1972-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS491402A true JPS491402A (en17) | 1974-01-08 |
Family
ID=12598962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4109772A Pending JPS491402A (en17) | 1972-04-24 | 1972-04-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS491402A (en17) |
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1972
- 1972-04-24 JP JP4109772A patent/JPS491402A/ja active Pending