Semiconductor devices; software and firmware for audio processing; digital audio players and recorders; portable media players; portable telecommunications devices; portable audio players and recorders; DVD players; portable MP3 players; mobile telephones; computer peripheral devices; notebook computers; tablet computers; desktop computers; media players and digital media recorders; televisions

restoration products for restoring composite mineral fiber acoustical ceiling tiles, namely a chemical compound for restoring the sound absorption properties of deteriorated composite mineral fiber acoustical ceiling tiles