FS

Frederick J. Silbernagel

📍 Huron, SD: #1 of 2 inventorsTop 50%
🗺 South Dakota: #4 of 34 inventorsTop 15%
Overall (1982): #64,788 of 81,411Top 80%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4314709 Load transfer trailer for transit mixer — 1982-02-09