JPS4976187A - - Google Patents
Info
- Publication number
- JPS4976187A JPS4976187A JP11848172A JP11848172A JPS4976187A JP S4976187 A JPS4976187 A JP S4976187A JP 11848172 A JP11848172 A JP 11848172A JP 11848172 A JP11848172 A JP 11848172A JP S4976187 A JPS4976187 A JP S4976187A
- 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
- Drilling And Boring (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11848172A JPS526908B2 (en:Method) | 1972-11-25 | 1972-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11848172A JPS526908B2 (en:Method) | 1972-11-25 | 1972-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4976187A true JPS4976187A (en:Method) | 1974-07-23 |
| JPS526908B2 JPS526908B2 (en:Method) | 1977-02-25 |
Family
ID=14737728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11848172A Expired JPS526908B2 (en:Method) | 1972-11-25 | 1972-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS526908B2 (en:Method) |
-
1972
- 1972-11-25 JP JP11848172A patent/JPS526908B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS526908B2 (en:Method) | 1977-02-25 |