U.S. federal trademark · Serial No. 76712614 · Reg. No. 011192515
Consultancy with regard to theoretical and practical aspects of complex fields, in particular in the fields of lighting engineering and UV-radiation technology, engineering, including evaluations, appraisals, investigations and reports in the field of science and technology, in particular lighting engineering and UV-radiation technology
[Optical filters and] optical reflectors for electric lamps
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