TREA

John R. Harrison

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  • Baltimore, MD, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tab cutting
    • Patent number 5,386,753
    • Issue date Feb 7, 1995
    • Ward Holding Company, Inc.
    • Michael P. Baron
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Multiple ink roll system for flexographic printing stations
    • Patent number 5,154,602
    • Issue date Oct 13, 1992
    • Ward Holding Company, Inc.
    • John R. Harrison
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Multiple ink roll system for flexographic printing stations
    • Patent number 5,081,928
    • Issue date Jan 21, 1992
    • Ward Holding Company, Inc.
    • John R. Harrison
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printing apparatus with dual inking system
    • Patent number 5,003,876
    • Issue date Apr 2, 1991
    • The Ward Machinery Company
    • John R. Harrison
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Squaring folded container blanks
    • Patent number 4,976,672
    • Issue date Dec 11, 1990
    • The Ward Machinery Company
    • John R. Harrison
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Vacuum die mount
    • Patent number 4,878,407
    • Issue date Nov 7, 1989
    • The Ward Machinery Company
    • John R. Harrison
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Mounting printing plates
    • Patent number 4,744,297
    • Issue date May 17, 1988
    • The Ward Machinery Company
    • Louis M. Sardella
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Die mounting apparatus
    • Patent number 4,683,822
    • Issue date Aug 4, 1987
    • The Ward Machinery Company
    • Louis M. Sardella
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS