File:Fig05-WesternElectricBatteryPhone1892.png
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Western Electric common battery set, with Anthony C. White’s solid-back transmitter, U.S. Patent 485,311, issued 1 November 1892. Courtesy AT&T Archives and History Center.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:06, 12 April 2013 | | 336 × 484 (183 KB) | Administrator7 (talk | contribs) | Western Electric common battery set, with Anthony C. White’s solid-back transmitter, U.S. Patent 485,311, issued 1 November 1892. Courtesy AT&T Archives and History Center. |
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