6 Many countries have patent systems that are similar to “utility model”, sometimes using different names. Which
of the following is conceptually similar to utility model?
(A)Innovation patent
(B)Plant patent Pretty patent
(C) Utility patent
(D)
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統計: A(1), B(0), C(3), D(3), E(0) #1655432
統計: A(1), B(0), C(3), D(3), E(0) #1655432