Elisha Otis's Elevator Patent Drawing
1/15/1861
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Elisha Otis's elevator was the first with a safety catch to guard against the breaking of the cable. The Otis Company would become the premier manufacturer of electric elevators.
This primary source comes from the Records of the Patent and Trademark Office.
National Archives Identifier: 305889
Full Citation: Elisha Otis's Elevator Patent Drawing; 1/15/1861; Records of the Patent and Trademark Office, Record Group 241. [Online Version, https://docsteach.org/documents/document/elisha-otiss-elevator-patent-drawing, January 25, 2025]Rights: Public Domain, Free of Known Copyright Restrictions. Learn more on our privacy and legal page.