The bringing together, for the benefit of others, of industrial cooking ovens, convection ovens, baking ovens, commercial cooking ovens, electric cooking ovens, gas cooking ovens for household purposes, microwave ovens, electric ranges, gas ranges, electric grills, gas grills, electric stoves, gas stoves, portable stoves, apparatus for cooking, kitchen sinks, steam tables for food serving and keeping, exhaust hoods for kitchens, hoods for ranges, oven ventilator hoods, range hoods, ventilatio...