DT

Donald M. Trout

📍 Detroit, MI: #418 of 1,512 inventorsTop 30%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,364,274 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4413445 Spring-stretch-reducing window sash balance — 1983-11-08
4271631 Self-locking automatically-releasing sash balance for tiltably-removable sliding sash windows — 1981-06-09