DD

David J. Dowhos

📍 Thunder Bay, CA: #51 of 156 inventorsTop 35%
Overall (All Time): #3,999,286 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4602584 Propulsion device for a ship Henry North 1986-07-29