AH

Alden Heppner

📍 Gravel Pit Road, CA: #1 of 4 inventorsTop 25%
Overall (All Time): #1,651,922 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5445227 Release mechanism for a hydraulic post driver 1995-08-29
5141058 Rock picking machine 1992-08-25
4905466 Windrow mover 1990-03-06