短語(yǔ)詞組短語(yǔ)patented d invention 專(zhuān)利發(fā)明failure to work patented invention [專(zhuān)利]未實(shí)施取得專(zhuān)利的發(fā)明Patented cost -reducing invention 擁有專(zhuān)利權(quán)的成本降低工藝創(chuàng)新 返回 patented invention