Illustration of the galvanic element and electric light bulb on postage stamp premium vector by AlexanderZam

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vector on element illustration energy light storage current electric electrical electricity power technology voltage wire line icon illumination lamp cell device glow bulb watt education luminosity chemistry battery direct dc charge accumulator of circuit stamp the tungsten filament and postage rechargeable circuitry electrode incandescent edison philately anode cathode electrolyte galvanic

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