Date: May 15, 2012 11:23AM
Edison may have been an asshole but was no idiot. He also said when he was very
old that the biggest mistake he had made was in not respecting Tesla or his
The German Christian Huelsmeyer was the first to use radio waves to detect
"the presence of distant metallic objects". In 1904 he demonstrated
the feasibility of detecting a ship in dense fog but not its distance. He
obtained a patent for his detection device in April 1904 and later a patent for
a related amendment for determining the distance to the ship. He also got a
British patent on September 23, 1904 for the first full radar application, which
he called telemobiloscope.
Edited 1 time(s). Last edit at 05/15/2012 11:27AM by BlahX3.