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John S. Chapkovich, III

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  • Derby, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Infrared suppression system with spiral septum
    • Patent number 8,341,934
    • Issue date Jan 1, 2013
    • Sikorsky Aircraft Corporation
    • John S. Chapkovich, III
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...