JPS5520431Y2 - - Google Patents
Info
- Publication number
- JPS5520431Y2 JPS5520431Y2 JP1975041137U JP4113775U JPS5520431Y2 JP S5520431 Y2 JPS5520431 Y2 JP S5520431Y2 JP 1975041137 U JP1975041137 U JP 1975041137U JP 4113775 U JP4113775 U JP 4113775U JP S5520431 Y2 JPS5520431 Y2 JP S5520431Y2
- 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
- Drilling And Boring (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975041137U JPS5520431Y2 (enExample) | 1975-03-27 | 1975-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975041137U JPS5520431Y2 (enExample) | 1975-03-27 | 1975-03-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51120583U JPS51120583U (enExample) | 1976-09-30 |
| JPS5520431Y2 true JPS5520431Y2 (enExample) | 1980-05-16 |
Family
ID=28168047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1975041137U Expired JPS5520431Y2 (enExample) | 1975-03-27 | 1975-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5520431Y2 (enExample) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3067637A (en) * | 1960-05-27 | 1962-12-11 | Bernard A Horning | Undercutting tool |
| JPS4720366U (enExample) * | 1971-01-21 | 1972-11-07 |
-
1975
- 1975-03-27 JP JP1975041137U patent/JPS5520431Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51120583U (enExample) | 1976-09-30 |