DIN 18867-6
DIN 18867-6 Equipment for commercial kitchens - Mobile equipment - Part 6: Convection-cooled banquet trolley, Requirements and testing
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/2013
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/2013