JPH03117520U - - Google Patents
Info
- Publication number
- JPH03117520U JPH03117520U JP2598490U JP2598490U JPH03117520U JP H03117520 U JPH03117520 U JP H03117520U JP 2598490 U JP2598490 U JP 2598490U JP 2598490 U JP2598490 U JP 2598490U JP H03117520 U JPH03117520 U JP H03117520U
- Authority
- JP
- Japan
- Prior art keywords
- cutting blade
- drill
- sintered body
- hard sintered
- view
- 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
- 229910052582 BN Inorganic materials 0.000 claims 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims 1
- 229910003460 diamond Inorganic materials 0.000 claims 1
- 239000010432 diamond Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2598490U JPH03117520U (es) | 1990-03-14 | 1990-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2598490U JPH03117520U (es) | 1990-03-14 | 1990-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03117520U true JPH03117520U (es) | 1991-12-04 |
Family
ID=31528899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2598490U Pending JPH03117520U (es) | 1990-03-14 | 1990-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03117520U (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI405706B (zh) * | 2010-08-16 | 2013-08-21 | 電梯緊急逃生裝置 |
-
1990
- 1990-03-14 JP JP2598490U patent/JPH03117520U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI405706B (zh) * | 2010-08-16 | 2013-08-21 | 電梯緊急逃生裝置 |