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William R. Krall, Jr.

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  • Gibsonia, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for tempering glass sheets
    • Patent number 8,234,883
    • Issue date Aug 7, 2012
    • PPG Industries Ohio, Inc.
    • William R. Krall, Jr.
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...