Beer wagon "Kronenbourg" that operates for the SNCF. Epoch III-IV. Coupler pocket according to NEM 355 standards and close coupling mechanism. Prototype: The company Kronenbourg is the largest brewery of France. It has its head office in the Strasbourg city district of the of Cronenbourg, which is also the namesake of the company. Today, all beer brewing processes are carried out in Obernai in Alsace.