DR

Donald F. Root

📍 Niles, MI: #101 of 188 inventorsTop 55%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,753,585 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5560048 Water closet exhaust collector — 1996-10-01