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Gordon E. Back

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  • Wallingford, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Easy open, tamper evident envelope
    • Patent number 5,499,757
    • Issue date Mar 19, 1996
    • International Envelope Company
    • Gordon E. Back
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Cardboard mailer packages
    • Patent number 5,487,826
    • Issue date Jan 30, 1996
    • International Envelope Company, Inc.
    • Gordon E. Back
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL