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【S1】 [br] 【S7】NA year later,Richard Arkwright,a barber,patented a device for dra
【S1】 [br] 【S7】NA year later,Richard Arkwright,a barber,patented a device for dra
游客
2024-02-19
4
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问题
【S1】 [br] 【S7】
选项
答案
N
解析
A year later,Richard Arkwright,a barber,patented a device for drawing out thread by means of rollers,所以选择patented取得(某项发明或方法的)专利权。
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