JPS5218474Y2 - - Google Patents
Info
- Publication number
- JPS5218474Y2 JPS5218474Y2 JP1552172U JP1552172U JPS5218474Y2 JP S5218474 Y2 JPS5218474 Y2 JP S5218474Y2 JP 1552172 U JP1552172 U JP 1552172U JP 1552172 U JP1552172 U JP 1552172U JP S5218474 Y2 JPS5218474 Y2 JP S5218474Y2
- 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 |
|---|---|---|---|
| JP1552172U JPS5218474Y2 (en:Method) | 1972-02-08 | 1972-02-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1552172U JPS5218474Y2 (en:Method) | 1972-02-08 | 1972-02-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4893469U JPS4893469U (en:Method) | 1973-11-08 |
| JPS5218474Y2 true JPS5218474Y2 (en:Method) | 1977-04-26 |
Family
ID=27864909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1552172U Expired JPS5218474Y2 (en:Method) | 1972-02-08 | 1972-02-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5218474Y2 (en:Method) |
-
1972
- 1972-02-08 JP JP1552172U patent/JPS5218474Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4893469U (en:Method) | 1973-11-08 |