JPS4971501U - - Google Patents
Info
- Publication number
- JPS4971501U JPS4971501U JP11758072U JP11758072U JPS4971501U JP S4971501 U JPS4971501 U JP S4971501U JP 11758072 U JP11758072 U JP 11758072U JP 11758072 U JP11758072 U JP 11758072U JP S4971501 U JPS4971501 U JP S4971501U
- 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 And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11758072U JPS4971501U (zh) | 1972-10-11 | 1972-10-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11758072U JPS4971501U (zh) | 1972-10-11 | 1972-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4971501U true JPS4971501U (zh) | 1974-06-21 |
Family
ID=28353688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11758072U Pending JPS4971501U (zh) | 1972-10-11 | 1972-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4971501U (zh) |
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1972
- 1972-10-11 JP JP11758072U patent/JPS4971501U/ja active Pending