JPS4874691A - - Google Patents
Info
- Publication number
- JPS4874691A JPS4874691A JP426572A JP426572A JPS4874691A JP S4874691 A JPS4874691 A JP S4874691A JP 426572 A JP426572 A JP 426572A JP 426572 A JP426572 A JP 426572A JP S4874691 A JPS4874691 A JP S4874691A
- 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 Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP426572A JPS4874691A (en) | 1972-01-04 | 1972-01-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP426572A JPS4874691A (en) | 1972-01-04 | 1972-01-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4874691A true JPS4874691A (en) | 1973-10-08 |
Family
ID=11579695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP426572A Pending JPS4874691A (en) | 1972-01-04 | 1972-01-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4874691A (en) |
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1972
- 1972-01-04 JP JP426572A patent/JPS4874691A/ja active Pending