JPS5131761B1 - - Google Patents
Info
- Publication number
- JPS5131761B1 JPS5131761B1 JP4251767A JP4251767A JPS5131761B1 JP S5131761 B1 JPS5131761 B1 JP S5131761B1 JP 4251767 A JP4251767 A JP 4251767A JP 4251767 A JP4251767 A JP 4251767A JP S5131761 B1 JPS5131761 B1 JP S5131761B1
- 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 |
|---|---|---|---|
| JP4251767A JPS5131761B1 (ja) | 1967-07-04 | 1967-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4251767A JPS5131761B1 (ja) | 1967-07-04 | 1967-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5131761B1 true JPS5131761B1 (ja) | 1976-09-08 |
Family
ID=12638251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4251767A Pending JPS5131761B1 (ja) | 1967-07-04 | 1967-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5131761B1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013087581A (ja) * | 2011-10-21 | 2013-05-13 | Mitsubishi Materials Corp | 掘削工具の表面処理方法及び掘削工具 |
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1967
- 1967-07-04 JP JP4251767A patent/JPS5131761B1/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013087581A (ja) * | 2011-10-21 | 2013-05-13 | Mitsubishi Materials Corp | 掘削工具の表面処理方法及び掘削工具 |