Air filtering installations; Air purifying apparatus and machines; Air sterilizers; Disinfectant apparatus for medical purposes; Electric air deodorizing apparatus; Heat exchangers, other than parts of machines; Hot water heating installations; Ionization apparatus for the treatment of air; Refrigerating appliances and installations; Water purification installations

orthopedic implants and prostheses and arthroscopic and endoscopic hand instruments, sterilization trays for use in the sterilizing of the orthopedic implants and prostheses and arthroscopic and endoscopic hand instruments and operating room supplies; namely, surgical cameras, surgical monitors, shavers, surgical pumps, surgical knives, forceps, ligament attachment devices, sutures, surgical staples, anchoring washers, fixation screws and apparatus therefor