JPS57136610U - - Google Patents
Info
- Publication number
- JPS57136610U JPS57136610U JP2316081U JP2316081U JPS57136610U JP S57136610 U JPS57136610 U JP S57136610U JP 2316081 U JP2316081 U JP 2316081U JP 2316081 U JP2316081 U JP 2316081U JP S57136610 U JPS57136610 U JP S57136610U
- 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
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2316081U JPS57136610U (en) | 1981-02-20 | 1981-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2316081U JPS57136610U (en) | 1981-02-20 | 1981-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS57136610U true JPS57136610U (en) | 1982-08-26 |
Family
ID=29820928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2316081U Pending JPS57136610U (en) | 1981-02-20 | 1981-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57136610U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0221548A2 (en) * | 1985-11-05 | 1987-05-13 | Disco Abrasive Systems, Ltd. | Cutting tool having concentrically arranged outside and inside abrasive grain layers and method for production thereof |
| JP2006213045A (en) * | 2005-02-04 | 2006-08-17 | Misumi Tokushu:Kk | Core drill |
-
1981
- 1981-02-20 JP JP2316081U patent/JPS57136610U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0221548A2 (en) * | 1985-11-05 | 1987-05-13 | Disco Abrasive Systems, Ltd. | Cutting tool having concentrically arranged outside and inside abrasive grain layers and method for production thereof |
| JPS62107909A (en) * | 1985-11-05 | 1987-05-19 | Disco Abrasive Sys Ltd | Two-blade core drill and manufacture thereof |
| EP0221548A3 (en) * | 1985-11-05 | 1988-12-21 | Disco Abrasive Systems, Ltd. | Cutting tool having concentrically arranged outside and inside abrasive grain layers and method for production thereof |
| JP2006213045A (en) * | 2005-02-04 | 2006-08-17 | Misumi Tokushu:Kk | Core drill |