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Derwent Innovations Index

  Link Details for: Derwent Innovations Index
Link Title: Derwent Innovations Index Open in a new window
Link URL: http://scientific.thomson.com/products/dii/
Link Details: An international overview of inventions in chemical, electronic and electrical, and mechanical engineering. Over ten million basic inventions from over 40 authorities. Subscription required.
Category: Top : Science : Technology : Invention_and_Innovation
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Derwent Innovations Index