Calculators; Antennas for wireless communications apparatus; Audio-video baby monitors; Audio baby monitors; Cell phone auxiliary cables; Clickers for training dogs; Corrective glasses; Current converters; Demagnetizers for magnetic tapes; Digital video cameras; Downloadable photographs; Downloadable photographs in the field of pets authenticated by non-fungible tokens (NFTs); Electronic door alarms; Electronic key fobs being remote control apparatus; Gloves for protection against accidents; ...