3D spectacles; electronic noise filters; apparatus and instruments for accumulating electricity; loudspeakers; signaling apparatus and instruments; electric alarm bells; alarm bells, electric; security alarm instruments, other than for vehicles; alarms; alcoholmeters; electronic audio apparatus; amplifiers for musical instruments; electrical amplifiers for use with musical instruments; anemometers; antennas; anti-dust plugs for cell phones; communications apparatus; computer apparatus; electronic apparatus for providing communication links; apparatus for the input, output, transmission and storage of data; apparatus for generating images; apparatus for the transmission of data; apparatus for transmitting and communicating data; navigation apparatus; apparatus for recording, transmitting, reproducing or processing sound, images or data; apparatus for recording images; apparatus for the recording, transmission, amplification and reproduction of sound; apparatus for recording sound; apparatus for the recording of sound