TREA

David J. Long

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  • Shrewsbury, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Universal bushing for abrasive wheels
    • Patent number 8,529,319
    • Issue date Sep 10, 2013
    • Saint-Gobain Abrasives, Inc.
    • Deborah Anne Gaspich
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Corner sanding tool
    • Patent number 6,439,988
    • Issue date Aug 27, 2002
    • Saint-Gobain Abrasives Technology Company
    • David J. Long
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Universal abrasive disc
    • Patent number 5,989,112
    • Issue date Nov 23, 1999
    • Norton Company
    • David J. Long
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    Universal bushing for abrasive wheels
    • Publication number 20080194190
    • Publication date Aug 14, 2008
    • Saint-Gobain Abrasives, Inc.
    • Deborah Anne Gaspich
    • B24 - GRINDING POLISHING