TREA

Theodore Dimitriou

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  • Deerfield, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tamper evident document and use thereof
    • Patent number 4,846,502
    • Issue date Jul 11, 1989
    • Wallace Computer Services, Inc.
    • John C. H. Chang
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Pressure-sensitive record system
    • Patent number 4,448,445
    • Issue date May 15, 1984
    • Wallace Computer Services, Inc.
    • John C. H. Chang
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS