Every electrical musical device shall have a seal or tag permanently attached thereto showing the serial number of the electrical musical device; and, in addition thereto, a label indicating the name and address of the manufacturer and the voltage and current necessary for the proper operation of said electrical musical device.
Every portable electrical musical device shall be equipped with not more than six feet of electric cord of a type approved by the Department of Public Works, and shall be connected to a convenience plug receptacle adjacent to said electrical musical device.
Where it is necessary to install electrical wiring to said electrical musical device location, said wiring shall be installed by a registered electrical contractor in accordance with the provisions of Article 1, Chapter III, Part II, of the San Francisco Municipal Code.
(Added by Ord. 785, App. 8/21/40)