Patent Drawing for G. Marconi's Apparatus for Wireless Telegraphy
6/28/1904
Add to Favorites:
Add all page(s) of this document to activity:
This primary source comes from the Records of the Patent and Trademark Office.
National Archives Identifier: 6277803
Full Citation: Patent Drawing for G. Marconi's Apparatus for Wireless Telegraphy; 6/28/1904; Records of the Patent and Trademark Office, Record Group 241. [Online Version, https://www.docsteach.org/documents/document/patent-drawing-for-g-marconis-apparatus-for-wireless-telegraphy, April 26, 2024]Rights: Public Domain, Free of Known Copyright Restrictions. Learn more on our privacy and legal page.