SF

Sylvan J. Frommelt

FI Frommelt Industries: 3 patents #3 of 8Top 40%
📍 Peosta, IA: #14 of 44 inventorsTop 35%
🗺 Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,683,073 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4422199 Dockboard seal — 1983-12-27
4381631 Loading dock shelters — 1983-05-03
4293969 Inflatable seal — 1981-10-13