Leon D. Johnson

Person

  • Arpin, WI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Scraper for animal stalls

    • Patent number 6,446,298
    • Issue date Sep 10, 2002
    • Berg Equipment Company
    • Vernon R. Berg
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL