Donald E. Johnson

Person

  • Joppa, AL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Disinfector for glass vials

    • Patent number 4,863,698
    • Issue date Sep 5, 1989
    • Ryder International Corporation
    • Francis E. Ryder
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE