TREA

Robert B. Volkert

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  • Wilmette, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making hinged pop-up items
    • Patent number 4,337,589
    • Issue date Jul 6, 1982
    • Compak Systems, Inc.
    • John K. Volkert
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Card-affixing apparatus
    • Patent number 4,319,948
    • Issue date Mar 16, 1982
    • Robert B. Volkert
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Item with pivoting pop-up
    • Patent number 4,313,270
    • Issue date Feb 2, 1982
    • Compak Systems, Inc.
    • John K. Volkert
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Method and apparatus for making envelope assemblies
    • Patent number 4,189,895
    • Issue date Feb 26, 1980
    • Compak Systems, Inc.
    • John K. Volkert
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD