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John C. Ryder

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  • Wooster, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pill bottle opener
    • Patent number 6,263,761
    • Issue date Jul 24, 2001
    • John C. Ryder
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...