The board shall meet at such times as the board determines necessary for the performance of its duties. Called meetings shall be authorized at the discretion of the president. The board shall adopt a seal, which shall be affixed to all licenses issued and shall from time to time adopt such rules and regulations as it deems proper and necessary for the performance of its duties. The board shall elect annually a president and a vice president. Immediately before entering upon the duties of office, the members of the board shall take the constitutional oath of office and shall file the same in the office of the Governor, who, upon receiving the oath of office, shall issue a certificate of appointment to each member.