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Lawrence Day

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  • Mount Prospect, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Removable polishing pad assembly
    • Patent number 4,527,358
    • Issue date Jul 9, 1985
    • General Signal Corporation
    • Lawrence Day
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Polishing fixture
    • Patent number 4,319,432
    • Issue date Mar 16, 1982
    • Spitfire Tool and Machine Co.
    • Lawrence Day
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Inner gear drive for abrading machines
    • Patent number 4,315,383
    • Issue date Feb 16, 1982
    • Spitfire Tool & Machine, Co. Inc.
    • Lawrence Day
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Rectilinear work finishing apparatus
    • Patent number 4,240,231
    • Issue date Dec 23, 1980
    • Lawrence Day
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Polishing fixture
    • Patent number 4,020,600
    • Issue date May 3, 1977
    • Spitfire Tool & Machine Co., Inc.
    • Lawrence Day
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Lapping machine with vacuum workholder
    • Patent number 4,009,539
    • Issue date Mar 1, 1977
    • Spitfire Tool & Machine Co., Inc.
    • Lawrence Day
    • B24 - GRINDING POLISHING