WH

W. Jack Hardin

PS Progress Rail Services: 1 patents #7 of 18Top 40%
Overall (2016): #190,008 of 481,213Top 40%
1
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9415781 Dual engine locomotive Walter E. Earleson, Roy Christopher Fonseca 2016-08-16