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Home › Automatic leveling system for blast hole drills and the like

Automatic leveling system for blast hole drills and the like

US Patent 4679489 · Granted Jul 14, 1987

Estimated economic value: $2,242,000 ⓘ

Assignee

Becor Western

Inventors

Richard A. Jasinski (2 patents)
Donald M. Mains (2 patents)

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