TREA

Roy Douglas Downey

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  • Higganum, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wide format thermal printer
    • Patent number 6,573,923
    • Issue date Jun 3, 2003
    • Gerber Scientific Products, Inc.
    • Charles M. Hevenor
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Wide format thermal printer
    • Patent number 6,493,018
    • Issue date Dec 10, 2002
    • Gerber Scientific Products, Inc.
    • Charles M. Hevenor
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    Wide format thermal printer
    • Publication number 20010014236
    • Publication date Aug 16, 2001
    • Charles M. Hevenor
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS