JPS5426973Y2 - - Google Patents
Info
- Publication number
- JPS5426973Y2 JPS5426973Y2 JP1975143949U JP14394975U JPS5426973Y2 JP S5426973 Y2 JPS5426973 Y2 JP S5426973Y2 JP 1975143949 U JP1975143949 U JP 1975143949U JP 14394975 U JP14394975 U JP 14394975U JP S5426973 Y2 JPS5426973 Y2 JP S5426973Y2
- 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 |
|---|---|---|---|
| JP1975143949U JPS5426973Y2 (en:Method) | 1975-10-22 | 1975-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1975143949U JPS5426973Y2 (en:Method) | 1975-10-22 | 1975-10-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5256827U JPS5256827U (en:Method) | 1977-04-25 |
| JPS5426973Y2 true JPS5426973Y2 (en:Method) | 1979-09-04 |
Family
ID=28623692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1975143949U Expired JPS5426973Y2 (en:Method) | 1975-10-22 | 1975-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5426973Y2 (en:Method) |
-
1975
- 1975-10-22 JP JP1975143949U patent/JPS5426973Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5256827U (en:Method) | 1977-04-25 |