FM

Frederick J. Marsee

ET Ethyl: 1 patents #298 of 494Top 65%
📍 Clawson, MI: #115 of 224 inventorsTop 55%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #4,055,242 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4395876 Variable secondary air system for an engine Jeffrey C. Hamilton 1983-08-02