TREA

David S. Knudsen

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  • St. Louis, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Machine for applying twist-type ties
    • Patent number 4,907,392
    • Issue date Mar 13, 1990
    • Miravalle; Peter S.
    • David S. Knudsen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Machine for applying twist-type ties
    • Patent number 4,730,434
    • Issue date Mar 15, 1988
    • David S. Knudsen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Machine and process for producing inserts having folded pull tabs
    • Patent number 4,526,562
    • Issue date Jul 2, 1985
    • David S. Knudsen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Packaging machine
    • Patent number 4,490,963
    • Issue date Jan 1, 1985
    • David S. Knudsen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Process for closing containers and foil membrane therefor
    • Patent number 4,264,316
    • Issue date Apr 28, 1981
    • David S. Knudsen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Machine for installing inserts in container lids
    • Patent number 4,230,028
    • Issue date Oct 28, 1980
    • David S. Knudsen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Machine for gripping and sizing containers formed from flexible mat...
    • Patent number 4,198,901
    • Issue date Apr 22, 1980
    • McKenna Equipment Company, Inc.
    • David S. Knudsen
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Machine and process for capping and sealing containers
    • Patent number 4,095,390
    • Issue date Jun 20, 1978
    • McKenna Equipment Company, Inc.
    • David S. Knudsen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Tying machine
    • Patent number 4,054,160
    • Issue date Oct 18, 1977
    • International Packaging Corporation
    • David S. Knudsen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Container closed by a membrane type seal
    • Patent number 4,044,941
    • Issue date Aug 30, 1977
    • David S. Knudsen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Printing machine
    • Patent number 4,022,124
    • Issue date May 10, 1977
    • McKenna Equipment Company Inc.
    • David S. Knudsen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS