JPS5640491Y2 - - Google Patents
Info
- Publication number
- JPS5640491Y2 JPS5640491Y2 JP1977173017U JP17301777U JPS5640491Y2 JP S5640491 Y2 JPS5640491 Y2 JP S5640491Y2 JP 1977173017 U JP1977173017 U JP 1977173017U JP 17301777 U JP17301777 U JP 17301777U JP S5640491 Y2 JPS5640491 Y2 JP S5640491Y2
- 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 Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977173017U JPS5640491Y2 (it) | 1977-12-22 | 1977-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977173017U JPS5640491Y2 (it) | 1977-12-22 | 1977-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5497890U JPS5497890U (it) | 1979-07-10 |
| JPS5640491Y2 true JPS5640491Y2 (it) | 1981-09-22 |
Family
ID=29178335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1977173017U Expired JPS5640491Y2 (it) | 1977-12-22 | 1977-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5640491Y2 (it) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50493A (it) * | 1973-02-26 | 1975-01-07 |
-
1977
- 1977-12-22 JP JP1977173017U patent/JPS5640491Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50493A (it) * | 1973-02-26 | 1975-01-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5497890U (it) | 1979-07-10 |