DP

Dohn W. Pfeiffer

JD John Deere: 1 patents #22 of 101Top 25%
📍 Bettendorf, IA: #3 of 12 inventorsTop 25%
🗺 Iowa: #149 of 653 inventorsTop 25%
Overall (1997): #157,766 of 185,788Top 85%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5688170 Rotary combine having a concentric infeed section and eccentric threshing and separating sections Klaus Braunhardt, David Alden Skinner, Philip Alan Harden 1997-11-18