WS

William F. Spangler

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Milford, CT: #234 of 527 inventorsTop 45%
🗺 Connecticut: #15,609 of 34,797 inventorsTop 45%
Overall (All Time): #2,341,357 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4648435 Boat window Frank S. Beckerer, Jr. 1987-03-10
4572266 Boat window Frank S. Beckerer, Jr. 1986-02-25