CF

Conrad M. Fritz

KE Keystone Engineering: 3 patents #4 of 6Top 70%
Overall (All Time): #1,674,608 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4635330 Method of assembling high-performance low-torque anti-friction bearing assembly — 1987-01-13
4523793 High-performance low-torque anti-friction bearing assembly — 1985-06-18
4400042 High performance low torque anti-friction bearing assembly — 1983-08-23