Earth Batteries

Improvements in Earth-Batteries for Electric Clocks.

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Daniel Drawbaugh Jan.14, 1879

Earth Ground Generator

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Michael Emme April,18,1893

Mary Emme.

Storage Battery.

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Storage Battery useing the earth May,19,1903

Electric Earth Battery

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George F. Dieckman November 3,1885

Earth Battery

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James Chapman Bryan January 27,1875

Earth Battery for Generating Electricity

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William D. Snow June 6, 1874

Electric-Piles

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Jules Cerpaux October 3, 1876