問題詳情
6 Many countries have patent systems that are similar to “utility model”, sometimes using different names. Whichof the following is conceptually similar to utility model?
(A)Innovation patent
(B)Plant patent Pretty patent
(C) Utility patent
(D)
參考答案
答案：A
難度：非常困難0
統計：A(0),B(0),C(2),D(0),E(0)