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John Harkness

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  • Bowling Green, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Single-sided finishing apparatus
    • Patent number 6,869,341
    • Issue date Mar 22, 2005
    • Glassline Corporation
    • Mark Opfer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    CUTTER ASSEMBLY
    • Publication number 20150224664
    • Publication date Aug 13, 2015
    • Glassline Corporation
    • John Harkness
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Single-sided finishing apparatus
    • Publication number 20030236060
    • Publication date Dec 25, 2003
    • Mark Opfer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR