40 Custom fabrication of dental appliances or prostheses; custom fabrication of dental appliances such as dentures, crowns or bridgework; custom fabricating, making or manufacturing of goods or materials (for others); photographic image processing; dental technician services; custom manufacture of dental prosthesis and dentures; custom manufacture of dental prosthetics; custom manufacturing of dental prosthetics; custom manufacturing of dental prostheses; custom manufacture of dental prostheses; services of a dental technician; custom 3D printing for others.