Materials and devices for converting thermal energy to electric energy, namely, electrical and electronic apparatus and equipment for use in generating electricity from any available thermal energy source; electric generators; generators for generating electricity from thermal energy

Materials and devices for converting thermal energy to electric energy, namely, electrical and electronic apparatus and equipment for use in generating electricity from any available thermal energy source; electric generators; generators for generating electricity from thermal energy

Materials and devices for converting thermal energy to electric energy, namely, electrical and electronic apparatus and equipment for use in generating electricity from any available thermal energy source; electric generators; generators for generating electricity from thermal energy