JPS4939931A - - Google Patents
Info
- Publication number
- JPS4939931A JPS4939931A JP8529972A JP8529972A JPS4939931A JP S4939931 A JPS4939931 A JP S4939931A JP 8529972 A JP8529972 A JP 8529972A JP 8529972 A JP8529972 A JP 8529972A JP S4939931 A JPS4939931 A JP S4939931A
- 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.)
- Granted
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8529972A JPS5021767B2 (https=) | 1972-08-28 | 1972-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8529972A JPS5021767B2 (https=) | 1972-08-28 | 1972-08-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4939931A true JPS4939931A (https=) | 1974-04-15 |
| JPS5021767B2 JPS5021767B2 (https=) | 1975-07-25 |
Family
ID=13854697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8529972A Expired JPS5021767B2 (https=) | 1972-08-28 | 1972-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5021767B2 (https=) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5442973U (https=) * | 1977-08-26 | 1979-03-23 | ||
| JPS5677495A (en) * | 1979-11-24 | 1981-06-25 | Nippon Telegraph & Telephone | Fractionating type tunnel constructing method |
| JPS56145307U (https=) * | 1980-03-31 | 1981-11-02 |
-
1972
- 1972-08-28 JP JP8529972A patent/JPS5021767B2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5442973U (https=) * | 1977-08-26 | 1979-03-23 | ||
| JPS5677495A (en) * | 1979-11-24 | 1981-06-25 | Nippon Telegraph & Telephone | Fractionating type tunnel constructing method |
| JPS56145307U (https=) * | 1980-03-31 | 1981-11-02 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5021767B2 (https=) | 1975-07-25 |