Donald B. Cooley

ST Standard Car Truck: 1 patents #20 of 41Top 50%

📍 Wheaton, IL: #533 of 884 inventorsTop 65%

🗺 Illinois: #48,934 of 84,256 inventorsTop 60%

Overall (All Time): #4,073,562 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4342266	Railroad car truck bolster	—	1982-08-03