/rɛdʒɪstrɑr ʌv ˈtreɪdmɑrks/ – Phrase
Definition: Người đăng ký nhãn hiệu.
A more thorough explanation: an official whose job is to keep a record of all trademarks (=words or symbols that a company uses to identify itself, which are registered and protected against use by anyone else )
Example: The Registrar of Trademarks refused to register the new mark.