A surface of a 3-D object is digitized automatically and stored in a memory. Based on the signal representation of the 3-D object areas of the surface are defined for color and boundaries. Coatings application paths are defined within each area and various parameters for applying coatings for each point...http://www.google.com/patents/US5429682?utm_source=gb-gplus-sharePatent US5429682 - Automated three-dimensional precision coatings application apparatus
