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John S. Yang

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  • Northbrook, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Interlocking bookends
    • Patent number 6,352,162
    • Issue date Mar 5, 2002
    • Block and Company, Inc.
    • John S. Yang
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...