A-A+ A patent gives inventors exclusive rights to their inventions for a fix period of time. 2024-06-29 19:17:42 外语考试 阅读 问题详情 A patent gives inventors exclusive rights to their inventions for a fix period of time.此题为多项选择题。请帮忙给出正确答案和分析,谢谢! 参考答案 查看解答