John EricssonBorn: 1803
Birthplace: Vermland, Sweden
Propeller?Ericsson's propeller?still the main form of marine propulsion 150 years later?replaced the inefficient and vulnerable steam-driven oars and paddlewheels. He designed and built the Civil War ironclad Monitor, which fought the Confederate Merrimac at Hampton Roads in March 1862. Ericsson also developed a calorific engine designed to use solar energy. (1993)Died: 1889
|Douglas Engelbart||The National Inventors Hall of Fame||Oliver Evans|
Here are the facts and trivia that people are buzzing about.