How are inventions successful

1. Inventions
How are inventions successful,Famous inventers and their famous INVETIONS!!
2. How are inventions successful?
Inventions are always successful when inventers redo them many times. The first time you do an invention it is never successful;90% people say that which is true.
3. Famous inventers and their inventions
Maxim, Sir Hiramwas a inventor who was born onFebruary 5 1840,and he died in 1916 November 24.He was an American inventor. He was the inventor of the Maxim Gun fully automatic machine gun and the ubiquitous mousetrap. He patented the first silencing device for a firearm, and laid a claim to inventing the light bulb. He also experimented with powered flight, but his large aircraft designs were never successful.
4. Benz Karl
Karl Friedrich Benz, was born on November 25, 1844, and died on April 4, 1929.He was a German engine designer and car engineer, generally regarded as the inventor of the gasoline-powered cars. In 1886 Benz was granted a patent for his first car.
5. Credits
Wikipedia.com
By Bhumika