Classification Information
Chlorine producing anodes, oxygen producing anodes, activated cathodes, gas-diffusion electrodes for brine electrolysis, electrodes for other electrolyses; electrolytic protection electrodes; gas-diffusion electrodes for fuel cells, other electrodes for fuel cells; battery electrodes, storage battery electrodes; electrodes coated with precious metal oxides; lead dioxide electrodes; diamond electrodes; other electrodes
Electrical and Scientific Apparatus