ES

Elrod H. Swanson

📍 Des Plaines, IL: #489 of 807 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,987,201 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4712833 Seat cushion for preventing slouching of an infant or weakened adult — 1987-12-15