ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,323, issued on June 3, was assigned to National Steel Car Ltd. (Hamilton, Canada).

"Railroad coil car structure" was invented by Oliver Veit (Hamilton, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A transverse trough coil car has a straight-through center sill. It has a pair of truck centers. It has a set of trough slope sheet assemblies mounted to the center sill between a pair of side sills. The slope sheet assemblies include intermediate slope sheet assemblies that are pin jointed connected to the center sill. The pin joint connection has a tongue and clevis form that is aligned with the webs of the center sill. The car may have stub bols...