Display board
Реферат: Newness and distinctiveness resides in the visual features including the shape and configuration of the product shown in the representations. The dashed lines in the representations indicate that the height and width of the product may vary providing that all the dimensions of the product remain in proportion.
Transparent electronic display board and method for manufacturing same
Номер патента: US09752732B2. Автор: Ho Jun Lee. Владелец: G-SMATT Co Ltd. Дата публикации: 2017-09-05.