Laurel A. Hanken

Person

  • St. Paul, MN, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Containment device for biological materials

    • Patent number 4,884,684
    • Issue date Dec 5, 1989
    • Minnesota Mining and Manufacturing Company
    • Rodney A. Bernardin
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL