This antique medical machine from Renulife is a rare find for collectors and enthusiasts of vintage medical equipment. The machine is believed to have been manufactured in the early 1920s and features a unique ultra-violet ray system. The brochure and key are still present, but the machine has not been tested. It is a great addition to any collection of antique medical equipment, especially for those interested in the history of quack medicine. The time period of manufacture is pre-1930, and the maker is Renulife.