EK

Evalyn L. Knapp

📍 Mount Ayr, IA: #5 of 7 inventorsTop 75%
🗺 Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #4,075,609 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4349225 Sheet gripping and handling device Darryl L. Collins, Donna L. Collins, Merton C. Knapp 1982-09-14