TREA

John W. Dirksing

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  • Cincinnati, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Training bat for ball games
    • Patent number 4,819,935
    • Issue date Apr 11, 1989
    • John L. Dirksing
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Dispersing machine for large bales
    • Patent number 4,524,916
    • Issue date Jun 25, 1985
    • Finn Corporation
    • Richard E. Keyes
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING