JPS63170107U - - Google Patents
Info
- Publication number
- JPS63170107U JPS63170107U JP6153987U JP6153987U JPS63170107U JP S63170107 U JPS63170107 U JP S63170107U JP 6153987 U JP6153987 U JP 6153987U JP 6153987 U JP6153987 U JP 6153987U JP S63170107 U JPS63170107 U JP S63170107U
- Authority
- JP
- Japan
- Prior art keywords
- cutting
- counter
- cutting blades
- boring
- blade
- Prior art date
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 claims 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6153987U JPH0420563Y2 (https=) | 1987-04-22 | 1987-04-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6153987U JPH0420563Y2 (https=) | 1987-04-22 | 1987-04-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63170107U true JPS63170107U (https=) | 1988-11-07 |
| JPH0420563Y2 JPH0420563Y2 (https=) | 1992-05-12 |
Family
ID=30894974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6153987U Expired JPH0420563Y2 (https=) | 1987-04-22 | 1987-04-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0420563Y2 (https=) |
-
1987
- 1987-04-22 JP JP6153987U patent/JPH0420563Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0420563Y2 (https=) | 1992-05-12 |