JPS5025253B2 - - Google Patents
Info
- Publication number
- JPS5025253B2 JPS5025253B2 JP8633872A JP8633872A JPS5025253B2 JP S5025253 B2 JPS5025253 B2 JP S5025253B2 JP 8633872 A JP8633872 A JP 8633872A JP 8633872 A JP8633872 A JP 8633872A JP S5025253 B2 JPS5025253 B2 JP S5025253B2
- 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 |
|---|---|---|---|
| JP8633872A JPS5025253B2 (en:Method) | 1972-08-30 | 1972-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8633872A JPS5025253B2 (en:Method) | 1972-08-30 | 1972-08-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4942111A JPS4942111A (en:Method) | 1974-04-20 |
| JPS5025253B2 true JPS5025253B2 (en:Method) | 1975-08-22 |
Family
ID=13884048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8633872A Expired JPS5025253B2 (en:Method) | 1972-08-30 | 1972-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5025253B2 (en:Method) |
-
1972
- 1972-08-30 JP JP8633872A patent/JPS5025253B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4942111A (en:Method) | 1974-04-20 |