JPS5640542Y2 - - Google Patents
Info
- Publication number
- JPS5640542Y2 JPS5640542Y2 JP4859676U JP4859676U JPS5640542Y2 JP S5640542 Y2 JPS5640542 Y2 JP S5640542Y2 JP 4859676 U JP4859676 U JP 4859676U JP 4859676 U JP4859676 U JP 4859676U JP S5640542 Y2 JPS5640542 Y2 JP S5640542Y2
- 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 |
|---|---|---|---|
| JP4859676U JPS5640542Y2 (en:Method) | 1976-04-16 | 1976-04-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4859676U JPS5640542Y2 (en:Method) | 1976-04-16 | 1976-04-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52139478U JPS52139478U (en:Method) | 1977-10-22 |
| JPS5640542Y2 true JPS5640542Y2 (en:Method) | 1981-09-22 |
Family
ID=28507798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4859676U Expired JPS5640542Y2 (en:Method) | 1976-04-16 | 1976-04-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5640542Y2 (en:Method) |
-
1976
- 1976-04-16 JP JP4859676U patent/JPS5640542Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52139478U (en:Method) | 1977-10-22 |