From Youtube About File History Metadata There is no description yet. Add a description. File history Click on a date/time to view the file as it appeared at that time. Date/TimeThumbnailDimensionsUserComment current16:48, April 6, 2012480 × 269 (14 KB)Shelbyd (Talk | contribs) Metadata This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file. title Guglielmo Marconi Demonstrates Wireless Telegraph published July 6, 2010 category Entertainment canembed 1 hd Keywords guglielmo, marconi, wireless, telegraph, radio, messaging, text, message duration 00:24 aspectratio 1.7777778 description Guglielmo Marconi demonstrates his wireless telegraph, patented in 1,893, the predecessor to modern radio., http://www.myfootage.com/details.php?gid=58&sgid=&pid=18,102 trailerrating industryrating agegate language Retrieved from "https://wwstechnology.fandom.com/wiki/File:Guglielmo_Marconi_Demonstrates_Wireless_Telegraph?oldid=4007" Categories: Videos Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.