Dental floss, toothbrushes; electric toothbrushes; power toothbrushes; dental flossers; refills for dental flossers

Fluorescent lamp ballast for electric lights; Lighting ballasts

high-speed optical networking systems for switching and transmission over global computer networks

Dental floss, toothbrushes; electric toothbrushes; power toothbrushes; dental flossers; refills for dental flossers

portable photography equipment sold as a kit comprising selfie sticks, monopods for cameras, tripods, lights for use with computer cameras and mobile phone cameras, electric lights for use in photography, lights for use with monopod and tripod stands, stands adapted for mobile phones, light stands and supports, portable microphones for use with computer cameras and mobile phone cameras, portable external camera filters for use with computer cameras and mobile phone cameras, portable external ...

Wavelength division multiplexer, statistical multiplexer, optical connector, optical coupler, optical signal transmitter-receiver, integrated optical circuits, and fiber optics cables