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Grate-Lok Co., Inc.

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  • New Kensington, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Weldless grating for bridge decks
    • Patent number 5,463,786
    • Issue date Nov 7, 1995
    • Grate-Lok Co., Inc.
    • Ronald W. Mangone
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES