Question: Question 2 7 1 pts In general, last the author's lifetime plus 7 0 years and do not need to be renewed. patents aero designs

Question 27
1 pts
In general, last the author's lifetime plus 70 years and do not need to be renewed.
patents
aero designs
copyrights
industrial designs
 Question 27 1 pts In general, last the author's lifetime plus

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