U.S. federal trademark · Serial No. 85104592 · Reg. No. 4018282
Public address systems; Public-address systems and instruments; Public-address systems consisting of a control PC, digital amplification modules, volume button module, power bridge, frame for I/O cards and DSP cards, line interfaces, paging station, and paging station interface
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.