FS

Frederick J. Silbernagel

📍 Huron, SD: #1 of 5 inventorsTop 20%
🗺 South Dakota: #7 of 67 inventorsTop 15%
Overall (1994): #135,172 of 165,921Top 85%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D346388 Articulated self-propelled bi-directional soil stabilizer road reclaimer machine 1994-04-26