HS

Harold M. Stetson

ME Martin Engineering: 2 patents #28 of 81Top 35%
Overall (All Time): #2,325,896 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4953689 Conveyor belt cleaner Edwin H. Peterson, Robert Todd Swinderman 1990-09-04
4676402 Quick release aerator — 1987-06-30