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New type electric motor


By tovarichpeter   Follow   Thu, 15 Nov 2012, 11:01am PST   217 views   0 comments   Watch (0)   Share   Quote   Permalink   Like   Dislike  

http://www.economist.com/news/science-and-technology/21566613-electric-motor-does-not-need-expensive-rare-earth-magnets-reluctant-heroes

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