3D scanners; Audio headphones; Bar code printers; Bark control devices for training dogs; Clickers for training dogs; Electric bark control dog collars; Electric bark control dog collars featuring citronella spray, and static electricity; Electromechanical devices for preventing squirrels and other animals from accessing bird seed in feeders; Electronic animal confinement systems; Electronic animal confinement unit comprising transmitters, electrical transformers, wires, and receiver collars;...