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Releases by Radtke, Robert (Bob) P., BSc (Retired President, Technology International Inc, USA)

Cover for Radtke, Robert (Bob) P., BSc (Retired President, Technology International Inc, USA) · Drill Bits for Energy Industry (Paperback Book) (2026)
Paperback Book
Drill Bits for Energy Industry
Radtke, Robert (Bob) P., BSc (Re...

Release November 1, 2026