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501 Matrix Service, Inc.

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  • Tulsa, OK, US
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  • Information Patent Grant

    Peripheral seal for floating tank cover
    • Patent number 5,036,995
    • Issue date Aug 6, 1991
    • 501 Matrix Service, Inc.
    • Robert B. Wagoner
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

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