Graphic arts designing; drafting relating to technical designs; technical research and diagnostic services in the fields of engineering, automobiles, aeronautics and ship building; inspection services not conducted in the course of construction in the fields of engineering, automobiles, aeronautics and ships

Graphic arts designing; drafting relating to technical designs; technical research and diagnostic services in the fields of engineering, automobiles, aeronautics and ship building; inspection services not conducted in the course of construction in the fields of engineering, automobiles, aeronautics and ships

Personnel recruitment; employment agency services