云南省设计院集团工程投资有限公司 recently obtained a patent for a new type of permeable brick joint structure, which has significantly ...

宝子们，重磅消息来啦！山西交科公路设计院 recently obtained a patent for a new structural design, and this is huge news in the engineering world! ...

Design patents may be granted to anyone who invents a new, original, and ornamental design for an article of manufacture; and Plant patents may be granted to anyone who invents or discovers and ...