EH

Elmer K. Hansen

📍 Sioux City, IA: #1 of 5 inventorsTop 20%
🗺 Iowa: #10 of 364 inventorsTop 3%
Overall (1982): #14,629 of 81,411Top 20%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4337600 Helical storage bin 1982-07-06
4312408 Overload tool mounting assembly for soil tilling implement 1982-01-26