JPS4923913A - - Google Patents
Info
- Publication number
- JPS4923913A JPS4923913A JP6645272A JP6645272A JPS4923913A JP S4923913 A JPS4923913 A JP S4923913A JP 6645272 A JP6645272 A JP 6645272A JP 6645272 A JP6645272 A JP 6645272A JP S4923913 A JPS4923913 A JP S4923913A
- 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6645272A JPS5412731B2 (el) | 1972-07-03 | 1972-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6645272A JPS5412731B2 (el) | 1972-07-03 | 1972-07-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4923913A true JPS4923913A (el) | 1974-03-02 |
| JPS5412731B2 JPS5412731B2 (el) | 1979-05-25 |
Family
ID=13316165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6645272A Expired JPS5412731B2 (el) | 1972-07-03 | 1972-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5412731B2 (el) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5220618A (en) * | 1975-08-05 | 1977-02-16 | Akashi Koumuten Kk | Pipe driving control device for underground pipe laying method |
-
1972
- 1972-07-03 JP JP6645272A patent/JPS5412731B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5220618A (en) * | 1975-08-05 | 1977-02-16 | Akashi Koumuten Kk | Pipe driving control device for underground pipe laying method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5412731B2 (el) | 1979-05-25 |