DC

Donald Churchill

AP Appleton Papers: 1 patents #65 of 114Top 60%
📍 Appleton, WI: #966 of 1,506 inventorsTop 65%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,939,723 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4873219 Desensitizable self-contained record material useful for security documents and the like Robert W. Brown 1989-10-10