以前我读书的时候就做过这种专利价值评估,发明里面90%都是赔本的。等贷款建厂之后,发现没有人买,才是常态。所以需要风投
本帖于 2024-02-05 12:00:19 时间, 由普通用户 咲媱 编辑
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