Classification Information
Musical instrument amplifiers; accessories for musical instrument amplifiers, namely, footswitches, pedals, cords, wires, and cables; pre-amplifiers; electrical pickups for use with musical instruments; audio speakers; audio speaker components, namely, cabinets, woofers, subwoofers, tweeters, and crossovers; speaker enclosures; electronic effect pedals, rack effects processors; vacuum tubes for use in musical instrument amplifiers
Electrical and Scientific Apparatus