TREA

Thomas J. Siwek

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  • Wheaton, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tablet dispenser
    • Patent number 5,071,033
    • Issue date Dec 10, 1991
    • Practical Products, Co.
    • Thomas J. Siwek
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Adjustable nautical rope lock
    • Patent number 4,993,123
    • Issue date Feb 19, 1991
    • Thomas J. Siwek
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT