37 Refinishing of metals, metal alloys, and plastics; refinishing of tools and industrial manufacturing machinery; metals, metal alloys, and plastics coating services; applying protective coatings to metals, metal alloys, and plastics by applying synthetic film material; applying protective coatings to metals, metal alloys, and plastics by applying resin-based coatings; application of wear-resistant coatings on metals, metal alloys, plastics, machine components and tools by means of physical and chemical vapor deposition