TREA

Frederick J. Feddersen

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  • Loudon, TN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gun barrel rifling
    • Patent number 9,631,887
    • Issue date Apr 25, 2017
    • F.J. Feddersen, Inc.
    • Frederick J. Feddersen
    • F41 - WEAPONS
  • Information Patent Grant

    Gun barrel rifling
    • Patent number 9,234,716
    • Issue date Jan 12, 2016
    • F. J. Feddersen, Inc.
    • Frederick J. Feddersen
    • F41 - WEAPONS

Patents Applicationslast 30 patents

  • Information Patent Application

    Gun Barrel Rifling
    • Publication number 20160131451
    • Publication date May 12, 2016
    • F.J. Feddersen, Inc.
    • Frederick J. Feddersen
    • F41 - WEAPONS
  • Information Patent Application

    Gun barrel rifling
    • Publication number 20140150320
    • Publication date Jun 5, 2014
    • Frederick J. Feddersen
    • F41 - WEAPONS