M 1750

Loudspeakers; headphones; microphones; CD players; amplifiers; electronic circuits for separating, distributing, generating and converting audio signals, video signals or audio-video signals; apparatus for the control, supervision, registration, reproduction and processing of audio, video or audio-video signals, namely, sound reproduction apparatus; sound amplifiers; electronic audio mixers; electro acoustic transducers; multiple driving interfaces for loudspeakers comprising electroacoustic transducers; loudspeaker cabinets; horns for loudspeakers; racks for loudspeakers; electric actuators; floor stands and table top stands specially adapted for loudspeakers; pre-amplifiers; racks for amplifiers; audio mixers; sound mixers; sound mixers with integrated amplifiers; acoustic conduits; acoustic couplers; acoustic coupling devices; acoustic membranes; acoustic meters; acoustic separation units; apparatus for wireless transmission of acoustic information; wave reflectors for acoustic speakers, lighting apparatus, and air flow devices; abdominal belts containing built-in speakers for purposes of transmitting music and sounds to a fetus and a built-in pocket in which to carry audio transmitters; electrical circuits for use in amusement game machines for reproducing music, speech and special effects; protective carrying cases for portable music players; visual recordings and audio visual recordings featuring music and animation; microphones and microphone stands; electrical pickups for use with musical instruments; electronic effects pedals for use with musical instruments; musical juke boxes; musical instrument adaptors; musical instrument amplifiers; musical instrument connectors; metronomes; time clocks being time recording devices