Refrigerators incorporating defrosters for industrial use; electric defrosters, namely, electric food defrosters; electrostatic refrigerators for preserving and keeping freshness of food; electric freezing apparatus, namely, electric rapid and deep freezers for food industry use; refrigerators incorporating rapid food freezer for industrial use; electric refrigerators for industrial use; ice machines; freezing showcases and refrigerating showcases; electric coffee makers; electric freezers; e...