Patent Drawing for T. A. Edison's Magneto or Dynamo Electric Machine

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Citation

This primary source comes from the Records of the Patent and Trademark Office, 1836 - 1978.

National Archives Identifier: 7451803

Full Citation: Patent Drawing for T. A. Edison’s Magneto or Dynamo Electric Machine; 6/14/1881; Records of the Patent and Trademark Office, 1836 – 1978, Record Group 241. [Online Version, https://docsteach.org/document/patent-drawing-for-t-a-edisons-magneto-or-dynamo-electric-machine/, February 7, 2026]

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