73091579
Jun 25, 1976
Feb 27, 1979
DISPOSABLE ENCAPSULATED INSTANT TEMPERATURE MONITOR AND INDICATOR UNIT TO RECORD A SPECIFIC TEMPERATURE CRITERIA FOR THE AMBIENT CONDITION OF FRESH AND FROZEN FOODS WHICH DETERIORATES UNDER ADVERSE TEMPERATURE CONDITIONS IS SUBJECTED IN THE DISPLAY, USE, STORAGE AND SHIPPING OF SUCH PRODUCT
Electrical and Scientific Apparatus