JB

Jonathan Barnhart

Overall (All Time): #2,082,270 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8603376 Railroad direct fixation tie covering system Thomas J. Sands 2013-12-10
D652350 Railroad track and tie cover Thomas J. Sands 2012-01-17