77790844
Jul 28, 2009
Sound amplifiers; valve and digital guitar amplifiers; sound reverberation units; sound mixing, processing and synthesizing apparatus; microphones, headphones; loudspeakers; horn-type speakers, loudspeaker cabinets; foot pedals and foot switches for processing, amplifying or distorting sound; foot switches and effects pedals for use with electrical musical instruments; sustain pedals, expression pedals, delay pedals, all being electronic effects pedals
Electrical and Scientific Apparatus