optoelectronic and photoelectric sensors for the detection of goods in industrial automation controls; light systems comprising light sensors, light grids in the nature of scanners, and light curtains in the nature of scanners, all for the detection of goods in industrial automation controls; optical distance measuring apparatus; optical distance sensors based on the principle of time-of-flight of light pulses, namely, optical sensors for measuring distance in the field of light pulses, not f...

Metal or plastic key cards which are magnetically encoded and/or include RFID tags for operating mechanical locks, and associated security equipment

radio frequency identification tags

Printed teaching materials and textbooks for orthodontic services; business forms, informational flyers and brochures concerning orthodontic services

dental tooth brushes

dental tooth brushes