This sub-class includes: - manufacture of surgical drapes; - manufacture of dental fillings and cements (except denture adhesives), dental wax and other dental plaster preparations; - manufacture of dental laboratory furnaces; - manufacture of laboratory ultrasonic cleaning machinery; - manufacture of laboratory sterilizers, laboratory centrifuges; - manufacture of medical, surgical, dental or veterinary furniture, such as: + operating tables; + examination tables; + hospital beds with mechanical fittings; + dentists’ chairs; - manufacture of bone plates and screws, syringes, needles, catheters, cannulae, etc. - manufacture of dental instruments (including dentists’ chairs incorporating dental equipment); - manufacture of artificial teeth, bridges, etc., made in dental labs; - manufacture of glass eyes; - manufacture of medical thermometers; - manufacture of ophthalmic goods, eyeglasses, sunglasses, lenses ground to prescription, contact lenses, safety goggles;