TREA

Kenneth R. Luedtke

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink tank/pump system
    • Patent number 5,307,840
    • Issue date May 3, 1994
    • Graymills Corporation
    • Gerald N. Shields
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Parts washer device
    • Patent number 4,817,649
    • Issue date Apr 4, 1989
    • Graymills Corporation
    • Robert E. Schmalz
    • B08 - CLEANING