TREA

Vincent E. Rohlf

Follow

Person

  • Sturgeon Bay, WI, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid manure system
    • Patent number 4,014,271
    • Issue date Mar 29, 1977
    • The Calumet Co., Inc.
    • Vincent E. Rohlf
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING