2. In this act, the following expressions mean:(1) “Board” : the Régie des services publics;
(2) “owner” : every person, partnership or corporation and the lessees, trustees, liquidators, sequestrators or receivers thereof, who operate, manage or control a public service within the meaning of this act;
(3) “public service” : any service the principal or accessory object of which is the broadcast, transmission or reception of sound, images, signs, signals, data or messages by wire, cable, waves or any electric, electronic, magnetic, electromagnetic or optical means.