What is the meaning of the key on the key
You are talking about the trademark R on the key, R is the abbreviation of REGISTER, used in the trademark refers to the meaning of the registered trademark. With a circle R, is a "registered trademark" mark, meaning that the trademark has been registered in the State Trademark Office and has been approved by the Trademark Office, a registered trademark.
R trademarks are exclusive, exclusive, unique and other characteristics, are registered trademarks of the owner of the exclusive, protected by law, any business or individual without the registered trademark owner permission or authorization, are not self-use, or will bear tort liability.
