| 摘要 |
PROBLEM TO BE SOLVED: To obtain an apparatus which enables a user to know the commodity name of the food housed in a refrigerator and the date of min. durability thereof from outside. SOLUTION: A display board 4 is stuck to a refrigerator body 1 and the commodity names and date of min. durability of the food housed in the refrigerator are read by a registration reading pen 2. Data is provisionally inputted to a data processing section 3 for the food of which the date of min. durability is not presented. This data is subjected to character display of the food name on a commodity name display section 5 and the date of min. durability is displayed with a color change by the pilot lamps 6 of the board 4, by which the user is enabled to know the food housed in the refrigerator and the date of min. durability thereof from outside while holding the door closed. |
