JPS502657Y2 - - Google Patents
Info
- Publication number
- JPS502657Y2 JPS502657Y2 JP3355271U JP3355271U JPS502657Y2 JP S502657 Y2 JPS502657 Y2 JP S502657Y2 JP 3355271 U JP3355271 U JP 3355271U JP 3355271 U JP3355271 U JP 3355271U JP S502657 Y2 JPS502657 Y2 JP S502657Y2
- 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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3355271U JPS502657Y2 (xx) | 1971-04-27 | 1971-04-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3355271U JPS502657Y2 (xx) | 1971-04-27 | 1971-04-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4730733U JPS4730733U (xx) | 1972-12-07 |
JPS502657Y2 true JPS502657Y2 (xx) | 1975-01-24 |
Family
ID=27898615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3355271U Expired JPS502657Y2 (xx) | 1971-04-27 | 1971-04-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS502657Y2 (xx) |
-
1971
- 1971-04-27 JP JP3355271U patent/JPS502657Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4730733U (xx) | 1972-12-07 |