TREA

David A. Clayton

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Organization

  • Bothell, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self-locking cam lever
    • Patent number 4,836,389
    • Issue date Jun 6, 1989
    • David A. Clayton
    • Richard G. Poulton
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

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