Inspired to prevent further accidents like that from happening, the inventor filed a US patent and changed the world.
为了避免这样的悲剧再次发生，他申请了美国专利并改变了世界。
US patent
原声例句
科普小杂文
《卫报》（文章版）
In 1851 he received a US patent for one of the world's first ice-making machines, which harnessed the cooling properties of pressurised gases as they expanded.
1851年，他获得了世界上第一台制冰机的美国专利，这种制冰机利用了受压气体膨胀时的冷却特性。
英语百科
United States patent law
（重定向自US patent）
Under United States law, a patent is a right granted to the inventor of a (1) process, machine, article of manufacture, or composition of matter, (2) that is new, useful, and non-obvious. A patent is the right to exclude others from using a new technology. Specifically, it is the right to exclude others from making, using, selling, offering for sale, importing, inducing others to infringe, and/or offering a product specially adapted for practice of the patent.
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