JPS5711996B2 - - Google Patents
Info
- Publication number
- JPS5711996B2 JPS5711996B2 JP799680A JP799680A JPS5711996B2 JP S5711996 B2 JPS5711996 B2 JP S5711996B2 JP 799680 A JP799680 A JP 799680A JP 799680 A JP799680 A JP 799680A JP S5711996 B2 JPS5711996 B2 JP S5711996B2
- 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.)
- Expired
Links
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP799680A JPS56105094A (en) | 1980-01-26 | 1980-01-26 | Drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP799680A JPS56105094A (en) | 1980-01-26 | 1980-01-26 | Drill bit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56105094A JPS56105094A (en) | 1981-08-21 |
| JPS5711996B2 true JPS5711996B2 (en) | 1982-03-08 |
Family
ID=11681000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP799680A Granted JPS56105094A (en) | 1980-01-26 | 1980-01-26 | Drill bit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56105094A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3317989A1 (en) * | 1983-05-18 | 1984-11-22 | Hawera Probst Gmbh + Co, 7980 Ravensburg | DRILLING TOOL |
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1980
- 1980-01-26 JP JP799680A patent/JPS56105094A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3317989A1 (en) * | 1983-05-18 | 1984-11-22 | Hawera Probst Gmbh + Co, 7980 Ravensburg | DRILLING TOOL |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56105094A (en) | 1981-08-21 |