Martin Cooper: Developer of The Cell Phone
Martin Cooper: Developer of The Cell Phone The telephone and radio were two of the greatest inventions of the late 19th century. During ...
Hans Lippershey: Inventor of The Telescope (1570-1619)
Hans Lippershey: Inventor of The Telescope (1570-1619) Hans Lippershey is often credited with inventing the telescope because he was the...
