Your email address will be used for Wildy’s marketing materials only. We will never give your email address to any third party.
Special Discounts for Pupils, Newly Called & Students
Browse Secondhand Online
An A-Z guide to 80 American inventions, such as barbed wire, the jet engine, the machine gun and the zipper. Each entry provides details about the invention's historical evolution, a biographical sketch of the inventor and a brief description of how the invention was made. There is also an introduction to US patent laws, the US patent and trademark office and US patent models.