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Joseph W. Kowalski

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  • Florissant, MO, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Conduit clamp
    • Patent number 5,163,644
    • Issue date Nov 17, 1992
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Channel nut
    • Patent number 5,067,863
    • Issue date Nov 26, 1991
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Channel nut
    • Patent number 5,054,978
    • Issue date Oct 8, 1991
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fastening device for attachment to a threaded rod
    • Patent number 4,634,327
    • Issue date Jan 6, 1987
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spring hanger
    • Patent number 4,485,998
    • Issue date Dec 4, 1984
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fastener
    • Patent number 4,460,299
    • Issue date Jul 17, 1984
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fastener
    • Patent number 4,410,298
    • Issue date Oct 18, 1983
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe hanger
    • Patent number 4,305,557
    • Issue date Dec 15, 1981
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Connector
    • Patent number 4,305,677
    • Issue date Dec 15, 1981
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fastener
    • Patent number 4,285,379
    • Issue date Aug 25, 1981
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Connector
    • Patent number 4,283,157
    • Issue date Aug 11, 1981
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fastener for metal framing
    • Patent number 4,263,952
    • Issue date Apr 28, 1981
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fastener
    • Patent number 4,146,074
    • Issue date Mar 27, 1979
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Conduit clamp
    • Patent number 4,044,428
    • Issue date Aug 30, 1977
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Swivel connector
    • Patent number 4,037,098
    • Issue date Jul 19, 1977
    • B-Line Systems, Inc.
    • Joseph W. Kowalski
    • F21 - LIGHTING