WD

William R. Davis

NL National Steel Car Limited: 1 patents #3 of 9Top 35%
📍 Beamsville, CA: #1 of 4 inventorsTop 25%
Overall (2016): #186,181 of 481,213Top 40%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9272717 Rail road hopper car ridge fittings James W. Forbes, Mohamed A. Khattab, Tomas Bis 2016-03-01