TREA

James Y. Chon

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  • Pomona, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tungsten carbide welded printer tips
    • Patent number 5,361,693
    • Issue date Nov 8, 1994
    • Printronix, Inc.
    • Norman E. Farb
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer hammerspring
    • Patent number 5,335,999
    • Issue date Aug 9, 1994
    • Printronix, Inc.
    • Norman E. Farb
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS