JPS503565B1 - - Google Patents
Info
- Publication number
- JPS503565B1 JPS503565B1 JP4503471A JP4503471A JPS503565B1 JP S503565 B1 JPS503565 B1 JP S503565B1 JP 4503471 A JP4503471 A JP 4503471A JP 4503471 A JP4503471 A JP 4503471A JP S503565 B1 JPS503565 B1 JP S503565B1
- 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.)
- Pending
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4503471A JPS503565B1 (ja) | 1971-06-21 | 1971-06-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4503471A JPS503565B1 (ja) | 1971-06-21 | 1971-06-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS503565B1 true JPS503565B1 (ja) | 1975-02-06 |
Family
ID=12708043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4503471A Pending JPS503565B1 (ja) | 1971-06-21 | 1971-06-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS503565B1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007205048A (ja) * | 2006-02-02 | 2007-08-16 | Sanwa Kizai Co Ltd | 矩形断面掘進機 |
-
1971
- 1971-06-21 JP JP4503471A patent/JPS503565B1/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007205048A (ja) * | 2006-02-02 | 2007-08-16 | Sanwa Kizai Co Ltd | 矩形断面掘進機 |