Elspeth Bennett, US2356561A

Educational Device for Demonstrating Nutritional Food and Food Ingredient Comparisons.

On August 22, 1944, Elspeth Bennett of Syracuse, New York, was granted a patent for an educational device that visually demonstrated nutritional values in foods. Her invention used colored, proportioned data shafts on a display board to let students compare the nutrients in different foods and better understand balanced diets.

Date of Application: 29 July 1943

Date of Issuance: 22 August 1944

For more information, please refer to the following webpage:

• Espacenet