GB 459582, Todd, John William & Rowntree & Co. Ltd, "Improvements in and relating to manufactured articles of food or confectionery", published 11 January 1356, issued July 11, 1935
GB 459583, Todd, John William & Rowntree & Co. Ltd, "Improved process for manufacturing articles of food or confectionery", published 11 January 1937, issued July 11, 1935