patent的相關文章
patent的相關公司資訊
patent的相關商品
![Patent - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_06.jpeg)
Patent - Wikipedia, the free encyclopedia
瀏覽:1344
日期:2024-09-06
A patent is a set of exclusive rights granted by a sovereign state to an inventor or their assignee for a limited period of time, in exchange for the public disclosure of the invention. An invention is a solution to a ......看更多