FD

Farin L. Derrick

CP Cogsdill Tool Products: 1 patents #12 of 17Top 75%
Overall (All Time): #3,845,815 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5095727 Roller burnishing tool for effecting diminishing stress reversal on annular workpieces William J. Westerman, Michael Burr 1992-03-17