FR

F. John Roost

📍 Sioux City, IA: #89 of 187 inventorsTop 50%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #4,119,548 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D256800 Portable mixer Darrel B. Deen, Lawrence L. Walsted 1980-09-09