JPS63172508U - - Google Patents
Info
- Publication number
- JPS63172508U JPS63172508U JP6261387U JP6261387U JPS63172508U JP S63172508 U JPS63172508 U JP S63172508U JP 6261387 U JP6261387 U JP 6261387U JP 6261387 U JP6261387 U JP 6261387U JP S63172508 U JPS63172508 U JP S63172508U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical
- drill bit
- blade
- conical
- end surface
- 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.)
- Pending
Links
- 229910003460 diamond Inorganic materials 0.000 claims 1
- 239000010432 diamond Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Drilling Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6261387U JPS63172508U (OSRAM) | 1987-04-27 | 1987-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6261387U JPS63172508U (OSRAM) | 1987-04-27 | 1987-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63172508U true JPS63172508U (OSRAM) | 1988-11-09 |
Family
ID=30897053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6261387U Pending JPS63172508U (OSRAM) | 1987-04-27 | 1987-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63172508U (OSRAM) |
-
1987
- 1987-04-27 JP JP6261387U patent/JPS63172508U/ja active Pending