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Royce A. Spencer

Gloucester Courthouse, VA: #1 of 3 inventorsTop 35%

Virginia: #419 of 1,842 inventorsTop 25%

Overall (2003): #127,764 of 273,478Top 50%

1 Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D474284	Depth limiting footing for a hollow frame ladder	Robert T. Carter	2003-05-06