H ELECTRICITY
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H05 ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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H05B ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
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3/00 Ohmic-resistance heating
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H05B3/84 Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
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H05B3/845 specially adapted for reflecting surfaces, e.g. bathroom - or rearview mirrors
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