JPS546249Y2 - - Google Patents
Info
- Publication number
- JPS546249Y2 JPS546249Y2 JP7671772U JP7671772U JPS546249Y2 JP S546249 Y2 JPS546249 Y2 JP S546249Y2 JP 7671772 U JP7671772 U JP 7671772U JP 7671772 U JP7671772 U JP 7671772U JP S546249 Y2 JPS546249 Y2 JP S546249Y2
- 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)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7671772U JPS546249Y2 (cs) | 1972-06-29 | 1972-06-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7671772U JPS546249Y2 (cs) | 1972-06-29 | 1972-06-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4935805U JPS4935805U (cs) | 1974-03-29 |
| JPS546249Y2 true JPS546249Y2 (cs) | 1979-03-23 |
Family
ID=27979492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7671772U Expired JPS546249Y2 (cs) | 1972-06-29 | 1972-06-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS546249Y2 (cs) |
-
1972
- 1972-06-29 JP JP7671772U patent/JPS546249Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4935805U (cs) | 1974-03-29 |