HN

Henry North

📍 Thunder Bay, CA: #17 of 156 inventorsTop 15%
Overall (All Time): #1,306,269 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4712439 Apparatus for producing a force 1987-12-15
4602584 Propulsion device for a ship David J. Dowhos 1986-07-29
4511092 Milling apparatus William R. Fauconnier 1985-04-16
4511254 Cavitators William R. Fauconnier 1985-04-16