CPL Databases

• Electric Library Elementary Click on the "Topics" tab at the top of the page. Then click on "Technology" and you will find many headings under "Inventors and Inventions."

Web Sites

• African-American Inventors A-Z 
• Famous Inventions A-Z - histories for just about anything you can think of, with links to more information. 
• Greatest Engineering Achievements of the 20th Century - histories and timelines of the most important technological advances of the last century. 
• Greatest Inventors and Inventions
• Invention Dimension 
• The National Inventors Hall of Fame 
• United States Patent and Trademark Office - how ideas become intellectual property.