JPS57184199U - - Google Patents
Info
- Publication number
- JPS57184199U JPS57184199U JP7037781U JP7037781U JPS57184199U JP S57184199 U JPS57184199 U JP S57184199U JP 7037781 U JP7037781 U JP 7037781U JP 7037781 U JP7037781 U JP 7037781U JP S57184199 U JPS57184199 U JP S57184199U
- 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 |
|---|---|---|---|
| JP1981070377U JPS6227597Y2 (https=) | 1981-05-14 | 1981-05-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981070377U JPS6227597Y2 (https=) | 1981-05-14 | 1981-05-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57184199U true JPS57184199U (https=) | 1982-11-22 |
| JPS6227597Y2 JPS6227597Y2 (https=) | 1987-07-15 |
Family
ID=29866203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981070377U Expired JPS6227597Y2 (https=) | 1981-05-14 | 1981-05-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6227597Y2 (https=) |
-
1981
- 1981-05-14 JP JP1981070377U patent/JPS6227597Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6227597Y2 (https=) | 1987-07-15 |