CH65074A - Device for guiding the rock drill when drilling hole-to-hole - Google Patents
Device for guiding the rock drill when drilling hole-to-holeInfo
- Publication number
- CH65074A CH65074A CH65074A CH65074DA CH65074A CH 65074 A CH65074 A CH 65074A CH 65074 A CH65074 A CH 65074A CH 65074D A CH65074D A CH 65074DA CH 65074 A CH65074 A CH 65074A
- Authority
- CH
- Switzerland
- Prior art keywords
- hole
- guiding
- rock drill
- drilling
- drilling hole
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH65074T | 1913-05-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH65074A true CH65074A (en) | 1914-05-16 |
Family
ID=4310684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH65074A CH65074A (en) | 1913-05-17 | 1913-05-17 | Device for guiding the rock drill when drilling hole-to-hole |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH65074A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE864533C (en) * | 1950-11-10 | 1953-01-26 | Fritz Lauster | Drilling jig for drilling rows of holes in rock |
DE872186C (en) * | 1949-12-22 | 1953-03-30 | Nuesse & Graefer K G Maschf | Device for hole-to-hole drilling in mining |
-
1913
- 1913-05-17 CH CH65074A patent/CH65074A/en unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE872186C (en) * | 1949-12-22 | 1953-03-30 | Nuesse & Graefer K G Maschf | Device for hole-to-hole drilling in mining |
DE864533C (en) * | 1950-11-10 | 1953-01-26 | Fritz Lauster | Drilling jig for drilling rows of holes in rock |
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