DB

David C. Butts

📍 Barryton, MI: #1 of 5 inventorsTop 20%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,838,517 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D341676 Comb Albert A. Werth, Blanche Owczarski 1993-11-23