Adaptive defrost system with ambient condition change detector
Control device for refrigerated display case
Control system for a heat pump system
Defrost control apparatus for a refrigeration system
Defrost control for variable speed heat pumps
Defrost control system for a refrigerator
Defrost system for refrigeration apparatus
Defrost timer having selectable defrost time
Electrically controlled defrost and expansion valve apparatus
Freezer evaporator defrost system
Heat pump
Ice-cream machine for family use
Integrated refrigeration control
Kim-chi refrigerator having a heater for a vegetable chamber
Low-temperature foods preserving case and its temperature contro
Method and apparatus for moving air through a heat exchanger
Refrigerated container
Refrigerated display cabinet
Refrigerated display cabinet
Refrigeration with automatic defrost and rapid cooling