https://blog.wongcw.com/2020/05/27/%e6%a0%bc%e5%8a%9b%e7%94%b3%e8%ab%8b%e4%b8%80%e7%a8%ae%e7%a9%ba%e8%aa%bf%e6%b2%99%e7%99%bc%e5%b0%88%e5%88%a9/
格力申請“一種空調沙發”專利