JPS541445Y2 - - Google Patents
Info
- Publication number
- JPS541445Y2 JPS541445Y2 JP15503675U JP15503675U JPS541445Y2 JP S541445 Y2 JPS541445 Y2 JP S541445Y2 JP 15503675 U JP15503675 U JP 15503675U JP 15503675 U JP15503675 U JP 15503675U JP S541445 Y2 JPS541445 Y2 JP S541445Y2
- 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
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15503675U JPS541445Y2 (en:Method) | 1975-11-13 | 1975-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15503675U JPS541445Y2 (en:Method) | 1975-11-13 | 1975-11-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5266701U JPS5266701U (en:Method) | 1977-05-17 |
| JPS541445Y2 true JPS541445Y2 (en:Method) | 1979-01-23 |
Family
ID=28634255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15503675U Expired JPS541445Y2 (en:Method) | 1975-11-13 | 1975-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS541445Y2 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4363518A (en) * | 1979-03-13 | 1982-12-14 | Kabushiki Kaisha Komatsu Seisakusho | Method and apparatus for fracturing rock beds |
-
1975
- 1975-11-13 JP JP15503675U patent/JPS541445Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5266701U (en:Method) | 1977-05-17 |