FB

Francis D. Bell

Caterpillar: 1 patents #4,437 of 8,398Top 55%
Overall (All Time): #4,120,207 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4223878 Modular recoil mechanism Robert L. Isaia, Robert L. Shelby 1980-09-23