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US D1,124,063 S1Granted
Step drill bit
AssigneeBlack & Decker Inc.
InventorsErick Taylor Bailey, Clederson Barro, Matthew Christopher Green, Jackson Mead Brandin, Andrew C. Reist, Joseph T. Novak
Life of this patent
Estimating the term…
Abstract
The abstract isn’t available for this document.
Claims1
The ornamental design for a step drill bit as shown and described.