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in creator/contributor: "Godbold, Louis A."  
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Drill-Cutter.

Description: Patent for new and improved drill cutter for rotary boring drills including exact description and illustrations.
Date: November 4, 1919
Creator: Godbold, Louis A. & Fletcher, Harold W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rotary Cutter for Roller Drills

Description: Patent for an improvement in rotary cutters for roller-drills. Improvement includes a secure locking mechanism upon bushing as it is related to author's prior patent for drill cutters.
Date: June 16, 1919
Creator: Godbold, Louis A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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