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invention category A group or set of inventions that are classified together because of common characteristics. Invention groups that include Agricultural, Communications, Computing, Energy, Transportation and more.
Coputer Hardware Inventions - The Top 10 List. Shaping our world in ways that have an impact on every aspect of our lives. Here we discuss the top 10 most important computer hardware inventions ever made. Innovation Countdown: 9, 8, 7... Innovation Countdown: 6, 5, 4...