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J & L SPECIALTY PRODUCTS CORPORATION

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  • PITTSBURGH, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Steel alloy having improved creep strength
    • Patent number 5,393,487
    • Issue date Feb 28, 1995
    • J & L Specialty Products Corporation
    • Roy J. Matway
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Trademarklast 30 trademarks

  • Information Trademark

    73662202 - JL
    • Serial number 73662202
    • Registration number 1472831
    • Filing date May 21, 1987
    • J & L SPECIALTY PRODUCTS CORPORATION
    • 6 - Common metals and their alloys