有關oninventions的精選知識
知識的精華會讓學習更簡單容易,熱門的oninventions鑑賞列表是專門提供oninventions的相關精彩內容的地方,這裡的oninventions相關內容,小編都精心編輯,精選優質oninventions的相關知識,分享一些oninventions方面的精華知識。
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ThomasAlvaEdisonwasawardedmorepatents(專利)oninventions...
問題詳情: ThomasAlvaEdisonwasawardedmorepatents(專利)oninventionsthananotherAmerican.Whenhediedin1931,Americanswonderedhowtheycouldbestshowtheirrespectforhim.Onesuggestionwasthatthenationobserveamin...