JPS4971875U - - Google Patents
Info
- Publication number
- JPS4971875U JPS4971875U JP11701872U JP11701872U JPS4971875U JP S4971875 U JPS4971875 U JP S4971875U JP 11701872 U JP11701872 U JP 11701872U JP 11701872 U JP11701872 U JP 11701872U JP S4971875 U JPS4971875 U JP S4971875U
- 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.)
- Granted
Links
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11701872U JPS527910Y2 ( ) | 1972-10-05 | 1972-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11701872U JPS527910Y2 ( ) | 1972-10-05 | 1972-10-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4971875U true JPS4971875U ( ) | 1974-06-21 |
| JPS527910Y2 JPS527910Y2 ( ) | 1977-02-18 |
Family
ID=28352108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11701872U Expired JPS527910Y2 ( ) | 1972-10-05 | 1972-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS527910Y2 ( ) |
-
1972
- 1972-10-05 JP JP11701872U patent/JPS527910Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS527910Y2 ( ) | 1977-02-18 |