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      Scientific American March 22, 1913

      Preliminary Report to the Inventors' Guild—III

      The Guild's Relation to Patent Practise

      • By F. L. O. Wadsworth on March 22, 1913

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      More in the March 22, 1913 issue of Scientific American
      • The World's Naval and Merchant Shipbuilding
      • A Chinese Railway Bridge
      • Wire Drawing
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