Description: Jewelry; ornaments of precious metal in the nature of jewelry; horological and chronometric instruments; jewelry boxes and presentation boxes for watches; parts and accessories for all the aforesaid goods, as far as included in this class, namely, watch escapements, watch cases being parts of watches, watch bands of metal with a hardened surface layer or watch bands of stainless steels, nickel- based alloys or chromium-cobalt-based alloys, namely, austenitic stainless steels, martensitic stainless steels, stainless duplex steels, precipitation-hardened stainless steels or chromium-cobalt-based alloy with a hardened surface layer; all the aforementioned products also unhardened, surface-hardened or through-hardened | Treatment of metal surfaces, plastic surfaces, glass surfaces or wooden surfaces; application of decorative and protective coatings to metal surfaces, plastic surfaces, glass surfaces or wooden surfaces by means of physical vapor deposition, vacuum deposition methods, chemical vapor deposition techniques or thermal plasma spraying techniques for others; hardening of metal surfaces; metal fabrication and finishing for others | Scientific research and development of industrial processes, processing methods, surface coating methods, surface hardening methods, and surface finishing methods
