TREA

Edward C. Romanowski

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Comb
    • Patent number D318141
    • Issue date Jul 9, 1991
    • Plastisonics, Inc.
    • Ronald C. Owen
    • D28 - Cosmetic products and toilet articles
  • Information Patent Grant

    Comb structure with rotatable teeth
    • Patent number 4,936,259
    • Issue date Jun 26, 1990
    • Ronald C. Owen
    • A45 - HAND OR TRAVELLING ARTICLES