DD

Daniel L. Downum

📍 Folsom, CA: #933 of 1,500 inventorsTop 65%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,875,744 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5013149 Overhead projection highlighting device and method of use Robert L. LaFond 1991-05-07