Cup lid
Реферат: Newness and distinctiveness in the design as applied to a cup lid reside in the shape and configuration thereof as illustrated in the accompanying representations.
Реферат: Newness and distinctiveness in the design as applied to a cup lid reside in the shape and configuration thereof as illustrated in the accompanying representations.
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Cup lid and self-producing water cup
Номер патента: US20230022498A1. Автор: Dongming Li,Zhijiang Wu,Sunping Lian. Владелец: Shenzhen Zeer Electronic Commerce Co Ltd. Дата публикации: 2023-01-26.