TREA

John H. Frank

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  • New Philadelphia, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extended reach materials handling apparatus
    • Patent number 4,822,237
    • Issue date Apr 18, 1989
    • The Gradall Company
    • Joseph A. Meyer
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Locking device
    • Patent number 4,346,734
    • Issue date Aug 31, 1982
    • The Warner & Swasey Company
    • John H. Frank
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...