JPS521685Y2 - - Google Patents
Info
- Publication number
- JPS521685Y2 JPS521685Y2 JP13676372U JP13676372U JPS521685Y2 JP S521685 Y2 JPS521685 Y2 JP S521685Y2 JP 13676372 U JP13676372 U JP 13676372U JP 13676372 U JP13676372 U JP 13676372U JP S521685 Y2 JPS521685 Y2 JP S521685Y2
- 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
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13676372U JPS521685Y2 (en) | 1972-11-27 | 1972-11-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13676372U JPS521685Y2 (en) | 1972-11-27 | 1972-11-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4992605U JPS4992605U (en) | 1974-08-10 |
JPS521685Y2 true JPS521685Y2 (en) | 1977-01-14 |
Family
ID=28407744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13676372U Expired JPS521685Y2 (en) | 1972-11-27 | 1972-11-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS521685Y2 (en) |
-
1972
- 1972-11-27 JP JP13676372U patent/JPS521685Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4992605U (en) | 1974-08-10 |