JD

John E. Duprey

BR Brunswick: 1 patents #737 of 1,301Top 60%
Overall (All Time): #3,883,549 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D319210 Five blade marine propeller Roger E. Koepsel, Edward M. Thull 1991-08-20