Industrial property rights refer to the possession of intellectual property rights that are used in the production and distribution of inventions and distinctive marks for a certain period of time. According to the above definitions, Which of the following are industrial property rights:. ['Ownership of real estate such as workshops and factories in a state-owned enterprise.', 'Ownership of foreign advanced assembly line production equipment recently purchased by an enterprise.', 'Property rights of a high-tech research institute in a chemical plant.', 'Rights enjoyed by an electrical appliance manufacturer over a brand created through years of hard work.']