AR

Alfred Risi

📍 Brantford, CA: #120 of 263 inventorsTop 50%
Overall (All Time): #4,013,282 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4510782 Torsion coiler — 1985-04-16