JPS5241563B2 - - Google Patents
Info
- Publication number
- JPS5241563B2 JPS5241563B2 JP1971172A JP1971172A JPS5241563B2 JP S5241563 B2 JPS5241563 B2 JP S5241563B2 JP 1971172 A JP1971172 A JP 1971172A JP 1971172 A JP1971172 A JP 1971172A JP S5241563 B2 JPS5241563 B2 JP S5241563B2
- 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 |
---|---|---|---|
JP1971172A JPS5241563B2 (ja) | 1972-02-28 | 1972-02-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1971172A JPS5241563B2 (ja) | 1972-02-28 | 1972-02-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4888707A JPS4888707A (ja) | 1973-11-20 |
JPS5241563B2 true JPS5241563B2 (ja) | 1977-10-19 |
Family
ID=12006855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1971172A Expired JPS5241563B2 (ja) | 1972-02-28 | 1972-02-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5241563B2 (ja) |
-
1972
- 1972-02-28 JP JP1971172A patent/JPS5241563B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4888707A (ja) | 1973-11-20 |