File:Edison-831269-c.gif: Difference between revisions

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(Edison's third drawing for storage battery electrode plate patent (831269).)
 
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Latest revision as of 14:56, 12 July 2011

Edison's third drawing for storage battery electrode plate patent (831269).

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current14:56, 12 July 2011Thumbnail for version as of 14:56, 12 July 2011837 × 906 (58 KB)Ron Broberg (talk | contribs)Edison's third drawing for storage battery electrode plate patent (831269).

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