DF

Donald M. Friedman

📍 Hauppauge, NY: #107 of 179 inventorsTop 60%
🗺 New York: #67,335 of 115,490 inventorsTop 60%
Overall (All Time): #4,029,103 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4429897 Variable terrain dolly Fred M. Monner 1984-02-07