W. Jack Hardin

PSProgress Rail Services: 1 patents #55 of 125Top 45%

Metamora, IL: #139 of 208 inventorsTop 70%

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1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9415781	Dual engine locomotive	Walter E. Earleson, Roy Christopher Fonseca	2016-08-16