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Nathaniel B. Jeffras

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  • Woodland Hills, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ultrasonic control contour follower
    • Patent number 4,311,052
    • Issue date Jan 19, 1982
    • Automation Industries, Inc.
    • Nathaniel B. Jeffras
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Curvature control
    • Patent number 4,140,954
    • Issue date Feb 20, 1979
    • Automation Industries, Inc.
    • Nathaniel B. Jeffras
    • G05 - CONTROLLING REGULATING