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Jeffrey R. Yago

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  • Barboursville, WV, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for making augers
    • Patent number 4,208,004
    • Issue date Jun 17, 1980
    • Estep; Jess
    • Jeffrey R. Yago
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and apparatus for making augers
    • Patent number 4,140,264
    • Issue date Feb 20, 1979
    • Estep; Jess
    • Jeffrey R. Yago
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR