CD

Charles E. Donegan

BL Betz Laboratories: 1 patents #129 of 225Top 60%
📍 Tucson, AZ: #3,393 of 6,004 inventorsTop 60%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #4,107,492 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4191655 Dewatering composition John E. Quinn, Lawrence S. Wittenbrook 1980-03-04