ES119814A1 - Improvements in holes or rock drills. - Google Patents
Improvements in holes or rock drills.Info
- Publication number
- ES119814A1 ES119814A1 ES119814A ES119814A ES119814A1 ES 119814 A1 ES119814 A1 ES 119814A1 ES 119814 A ES119814 A ES 119814A ES 119814 A ES119814 A ES 119814A ES 119814 A1 ES119814 A1 ES 119814A1
- Authority
- ES
- Spain
- Prior art keywords
- holes
- rock drills
- drills
- rock
- Prior art date
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES119814A ES119814A1 (en) | 1930-09-15 | 1930-09-15 | Improvements in holes or rock drills. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES119814A ES119814A1 (en) | 1930-09-15 | 1930-09-15 | Improvements in holes or rock drills. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES119814A1 true ES119814A1 (en) | 1930-10-16 |
Family
ID=65566809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES119814A Expired ES119814A1 (en) | 1930-09-15 | 1930-09-15 | Improvements in holes or rock drills. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES119814A1 (en) |
-
1930
- 1930-09-15 ES ES119814A patent/ES119814A1/en not_active Expired
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