TREA

George W. Burkstrand

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  • Columbia Hgts., MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ceiling runner
    • Patent number 5,155,962
    • Issue date Oct 20, 1992
    • Burkstrand; Lowell E.
    • Lowell E. Burkstrand
    • E04 - BUILDING
  • Information Patent Grant

    Ceiling runner
    • Patent number 4,951,436
    • Issue date Aug 28, 1990
    • Lowell E. Burkstrand
    • E04 - BUILDING
  • Information Patent Grant

    Ceiling runner
    • Patent number 4,850,169
    • Issue date Jul 25, 1989
    • Burkstrand; Lowell E.
    • Lowell E. Burkstrand
    • E04 - BUILDING
  • Information Patent Grant

    Wallboard ceiling runner
    • Patent number D301745
    • Issue date Jun 20, 1989
    • Lowell Burkstrand
    • D25 - Building units and construction elements
  • Information Patent Grant

    Scaffolding ascent apparatus
    • Patent number 4,807,719
    • Issue date Feb 28, 1989
    • Side Step Inc.
    • George W. Burkstrand
    • E04 - BUILDING