American Inventions: A History of Curious, Extraordinary,and Just Plain Useful Patents
Description
Every American knows that Thomas Alva Edison's most famous invention was the light bulb, but who invented the pregnancy test? How was the airbag invented? How was the first computer patented? Stephen van Dulken examines the way inventions and patents such as these have helped to create the "American Dream." Between 1911 and 1999, the number of registered U.S. patents rose from 1 million to 6 million. Showcasing dozens of those original patent drawings from the U.S. Patent and Trademark Office, American Inventions shows how trends in the history of the United States are reflec...
ISBN(s)
0814788130, 9780814788134
