AS

Arthur C. Gwin, Sr.

📍 Exton, PA: #236 of 370 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,629,623 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6128982 Spring-loaded screwdriver with cover and changeable heads — 2000-10-10