Patent Drawing for a Flying Machine
4/15/1913
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This drawing is of a flying machine invented by David H. Coles.
Additional details from our exhibits and publications
On April 15, 1913, The Patent Office granted David Hamilton Coles a patent for an improvement on airships. In his application, Coles meticulously described his new designs for various parts of the airship, such as, the valves, propellers, and engine.
This primary source comes from the Records of the Patent and Trademark Office.
National Archives Identifier: 594419
Full Citation: Patent Drawing for a Flying Machine; 4/15/1913; Patent Case Files, 1/1/1836 - 12/31/1976; Records of the Patent and Trademark Office, Record Group 241; National Archives at College Park, College Park, MD. [Online Version, https://www.docsteach.org/documents/document/1-patent-drawing-for-a-flying-machine, November 5, 2024]Rights: Public Domain, Free of Known Copyright Restrictions. Learn more on our privacy and legal page.