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Ceiling framework
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Patent number 9,745,745
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Issue date Aug 29, 2017
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PLAFOMETAL
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Matthieu Lillette
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E04 - BUILDING
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Seismic ceiling sytem
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Patent number 9,677,269
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Issue date Jun 13, 2017
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Studform Pty Ltd
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Athol David Wright
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E04 - BUILDING
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Seismic perimeter brace
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Patent number 8,615,948
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Issue date Dec 31, 2013
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USG INTERIORS, LLC
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Abraham M. Underkofler
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E04 - BUILDING
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Expandable ceiling grid
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Patent number 8,181,412
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Issue date May 22, 2012
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USG INTERIORS, LLC
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Mark Miklosz
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E04 - BUILDING
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Lanced fire-rated runner
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Patent number 5,349,803
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Issue date Sep 27, 1994
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Armstrong World Industries, Inc.
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Ernest B. Nute
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E04 - BUILDING
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Prenotched fire-rated runner
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Patent number 5,347,783
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Issue date Sep 20, 1994
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Armstrong World Industries, Inc.
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Sandor A. Frecska
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E04 - BUILDING
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Fire-rated runner
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Patent number 5,313,750
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Issue date May 24, 1994
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Armstrong World Industries, Inc.
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Sandor A. Frecska
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E04 - BUILDING
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Fire strip construction
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Patent number 4,916,877
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Issue date Apr 17, 1990
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National Rolling Mills, Inc.
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William J. Platt
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E04 - BUILDING
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Drywall furring system
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Patent number 4,866,900
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Issue date Sep 19, 1989
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Chicago Metallic Corporation
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James J. Dunn
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E04 - BUILDING
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Fire strip
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Patent number 4,864,791
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Issue date Sep 12, 1989
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National Rolling Mills, Inc.
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William J. Platt
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E04 - BUILDING
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Fire-rated main runner
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Patent number 4,785,595
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Issue date Nov 22, 1988
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Chicago Metallic Corporation
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James J. Dunn
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E04 - BUILDING
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