Richard A. Burkholder

Person

  • St. Charles, MO, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Sterile closure device

    • Patent number 4,863,453
    • Issue date Sep 5, 1989
    • Sherwood Medical Company
    • Richard A. Berger
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL