TREA

James J. Fridl

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  • Darien, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustic indicator of vacuum level in containers
    • Patent number 4,398,491
    • Issue date Aug 16, 1983
    • The Continental Group, Inc.
    • James J. Fridl
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Pull tab for a tear strip opener
    • Patent number D261868
    • Issue date Nov 17, 1981
    • The Continental Group, Inc.
    • James J. Fridl
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Plastic pull tab with memory
    • Patent number 4,244,488
    • Issue date Jan 13, 1981
    • The Continental Group, Inc.
    • James J. Fridl
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL