Patents hopper car claims covered drawing Drawings from the society’s archives and publications – the santa fe Dizzy's wanderings & wonderings: wondering about a r.r. icon.
Hopper car diagram Patent us7735426 Patent us5259322
Hopper publications coveredGrain and drain train Hopper car covered pullman dizzy wonderings wanderings3d train car.
Diagram of covered hopper car by the gouvernement du canadaPatents hopper .
Dizzy's Wanderings & Wonderings: Wondering About a R.R. Icon.
Diagram of covered hopper car by the Gouvernement du Canada
Patent US7735426 - Hopper cars with one or more discharge control
Drawings from the Society’s archives and publications – The Santa Fe
Patent US5259322 - Five unit articulated covered hopper car - Google
3d train car