TREA

Norman R. Bergland

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  • Moline, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Closing wheels adjustment mechanism
    • Patent number 5,676,073
    • Issue date Oct 14, 1997
    • Deere & Company
    • Norman Robert Bergland
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Seed tube guide
    • Patent number 5,664,507
    • Issue date Sep 9, 1997
    • Deere & Company
    • Norman Robert Bergland
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Seed tube for an agricultural seeding machine
    • Patent number 5,533,458
    • Issue date Jul 9, 1996
    • Deere & Company
    • Norman R. Bergland
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING