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Roger N. Underwood

📍 Collinsville, IL: #52 of 115 inventorsTop 50%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,991,302 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D282709 Coffee maker Douglas A. Albrecht, Donald L. Townsend 1986-02-25