73100857
Sep 23, 1976
Aug 29, 1978
SYSTEM FOR HEATING, COOLING AND REHEATING FOOD TO BE DELIVERED IN INDIVIDUAL PORTIONS COMPRISING AND UTILIZING SERVING TRAYS, FOOD CONTAINERS, HEATING AND REFRIGERATING MEANS, CONTROLS FOR THE HEATING AND REFRIGERATING MEANS, AND TRANSPORTING MEANS, ALL THE ABOVE ITEMS BEING SOLD AS A UNIT
Environmental Control Apparatus