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      Knowledge is Power

      Scientific American August 1925

      News for Inventors

      A Department of Facts and Notes of Interest to Patentees and to Owners of Patent and Trademark Rights

      • By Milton Wright on August 1, 1925

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      More in the August 1925 issue of Scientific American
      • Chemistry in World Affairs--II
      • How Explosive are Explosives?
      • Matter, Ether and Energy
      View Full Contents
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