U.S. federal trademark · Serial No. 99103927 · Reg. No. 8415648
Electron tubes; Loudspeakers with built in amplifiers; Digital audio players; Loudspeakers, headphones, microphones and CD players; Audio amplifiers; Power amplifiers; Loudspeaker systems; Horns for loudspeakers; Loud speakers; Pre-amplifiers; Audio cables; Tube amplifiers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.