DT

Donovan B. True

📍 Oshkosh, WI: #438 of 837 inventorsTop 55%
🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,269,312 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5617891 Siphon apparatus — 1997-04-08
4837965 Ice fishing tip-up — 1989-06-13