FH

Frederick C. Hahn

EG Esco Group: 1 patents #2 of 9Top 25%
📍 Beaverton, OR: #4 of 28 inventorsTop 15%
🗺 Oregon: #40 of 384 inventorsTop 15%
Overall (1982): #65,408 of 81,411Top 85%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4335532 Excavating tooth William R. Barber, Jr., David A. Hampel 1982-06-22