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Principle of the telegraph discovered, but not battery-powered.
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Period: to
History of batteries history of batteries history of batteries history of batteries history of batteries history of batteries history of batteries
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Luigi Galvani notices the reaction of frog legs to voltage
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Alessandro Volta publishes details of a battery
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The Daniell Cell
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Lead Acid -- the Planté Battery
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The Leclanché carbon-zinc battery
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Camille Faure's Lead Acid Battery -- suitable for autos
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the Nickel-Cadmium Battery
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the Edison Battery
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the Alkaline-Manganese Battery
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The zinc-mercuric oxide alkaline battery by Ruben
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Duracell is formed (incorporated)