copyrights
举一反三
- Itellectualpropertyreferstothepropertythatistheproductofitellectualactivity.Patets,copyrights,adtrademarksestablishowershiprightsoveritellectualproperty.
- There are 2 morphemes in "copyrights".
- Copyrights have no time limits.
- Copyrights include books, songs and movies. ( )
- Which of the following statements is true about patents and copyrights?