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Airlift

  • US 20120037750A1
  • Filed: 04/24/2009
  • Published: 02/16/2012
  • Est. Priority Date: 04/24/2009
  • Status: Abandoned Application
First Claim
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1. The airlift comprising an engine-propeller unit and means for retention of the engine-propeller unit relative to the earth'"'"'s surface, fixed on the engine-propeller unit in the axis of rotation of the propeller, wherein the means for retention of the engine-propeller unit relative to the earth'"'"'s surface is fixed above the center of gravity of the engine-propeller unit.

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