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Ronald D. Walters

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  • Oklahoma City, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bedding draw sheet
    • Patent number 4,064,577
    • Issue date Dec 27, 1977
    • Hygeia Corporation
    • Ronald D. Walters
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Bedding draw sheet
    • Patent number 4,021,870
    • Issue date May 10, 1977
    • Hygeia Corporation
    • Ronald D. Walters
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE