In 1908 he patented a new version of wireless telephone designed to communicate with moving vehicles/stagecoaches. (using ground electrodes)

In 1908 he patented a new version of wireless telephone designed to communicate with moving vehicles/stagecoaches. (using ground electrodes)

In 1908 he patented a new version of wireless telephone designed to communicate with moving vehicles/stagecoaches. (using ground electrodes)










a. Lee De Forest
b. Samuel Morse
c. Guglielmo Marconi
d. Nathan












Answer: B