Drawing of Improvements in Explosive Projectiles
5/6/1862
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Drawing from B. B. Hotchkiss’s patent for “Explosive Projectiles,” May 6, 1862
This primary source comes from the Records of the Patent and Trademark Office.
National Archives Identifier: 4531644
Full Citation: Drawing of Improvements in Explosive Projectiles; 5/6/1862; Records of the Patent and Trademark Office, Record Group 241. [Online Version, https://www.docsteach.org/documents/document/drawing-of-improvements-in-explosive-projectiles, April 17, 2024]Rights: Public Domain, Free of Known Copyright Restrictions. Learn more on our privacy and legal page.