JPS5551920Y2 - - Google Patents
Info
- Publication number
- JPS5551920Y2 JPS5551920Y2 JP1976151414U JP15141476U JPS5551920Y2 JP S5551920 Y2 JPS5551920 Y2 JP S5551920Y2 JP 1976151414 U JP1976151414 U JP 1976151414U JP 15141476 U JP15141476 U JP 15141476U JP S5551920 Y2 JPS5551920 Y2 JP S5551920Y2
- 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
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976151414U JPS5551920Y2 (en:Method) | 1976-11-11 | 1976-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976151414U JPS5551920Y2 (en:Method) | 1976-11-11 | 1976-11-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5368125U JPS5368125U (en:Method) | 1978-06-08 |
| JPS5551920Y2 true JPS5551920Y2 (en:Method) | 1980-12-02 |
Family
ID=28759670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1976151414U Expired JPS5551920Y2 (en:Method) | 1976-11-11 | 1976-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5551920Y2 (en:Method) |
-
1976
- 1976-11-11 JP JP1976151414U patent/JPS5551920Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5368125U (en:Method) | 1978-06-08 |