HD

Harry A. Derderian

📍 Guelph, CA: #360 of 736 inventorsTop 50%
Overall (All Time): #4,114,741 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4209980 Wobble plate engine Jacques O. Pronovost 1980-07-01