JPS5531114Y2 - - Google Patents
Info
- Publication number
- JPS5531114Y2 JPS5531114Y2 JP15423375U JP15423375U JPS5531114Y2 JP S5531114 Y2 JPS5531114 Y2 JP S5531114Y2 JP 15423375 U JP15423375 U JP 15423375U JP 15423375 U JP15423375 U JP 15423375U JP S5531114 Y2 JPS5531114 Y2 JP S5531114Y2
- 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 |
|---|---|---|---|
| JP15423375U JPS5531114Y2 (en:Method) | 1975-11-14 | 1975-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15423375U JPS5531114Y2 (en:Method) | 1975-11-14 | 1975-11-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5267703U JPS5267703U (en:Method) | 1977-05-19 |
| JPS5531114Y2 true JPS5531114Y2 (en:Method) | 1980-07-24 |
Family
ID=28633480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15423375U Expired JPS5531114Y2 (en:Method) | 1975-11-14 | 1975-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5531114Y2 (en:Method) |
-
1975
- 1975-11-14 JP JP15423375U patent/JPS5531114Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5267703U (en:Method) | 1977-05-19 |