Patent for a new and improved boot and shoe display. This design "is to provide an indicator for the use of retail dealers in boots and shoes, or other merchandise and wares, by which apparatus the stock can be kept with great accuracy and facility. To that end . . . an indicating-plate with slides [is included], which is to be attached upon the boxes, shelves, drawers, or other receptacles for the goods, as an indicator for showing what goods are contained in the receptacle" (lines 8-17).

Patent for a safety device for railways that stops trains if they enter a danger zone, which indicates that the train is to close to another train.