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Van Dulken, Stephen

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American Inventions: A History of Curious, ... 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 [... more] $20.00 (Save 33%) Buy.com	Inventing the 20th Century: 100 Inventions That Shaped ... Amazon.com Review: Nobody can complain that the 1900s were boring. Author Stephen Van Dulken observes the transition away from industrial society and past the information age through the world's patent offices in Inventing the Twentieth Century. This [... more] $50.00 Amazon.com	Inventing the 20th Century: 100 Inventions That Shaped ... Amazon.com Review: Nobody can complain that the 1900s were boring. Author Stephen Van Dulken observes the transition away from industrial society and past the information age through the world's patent offices in Inventing the Twentieth Century. This [... more] $20.00 Amazon.com
American Inventions: A History of Curious, ... Cleverness on Every Page: The system of patents is so important to our nation that it is part of the Constitution, Article 1, stating, "To promote the Progress of Science and useful Arts, by securing for limited Times to Authors and Inventors the [... more] $30.00 Amazon.com

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