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Intermediate scaffold joint
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Patent number 11,332,947
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Issue date May 17, 2022
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Deltak Manufacturing, Inc.
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Yates Westley Hayman
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E04 - BUILDING
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Intermediate scaffold joint
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Patent number 8,973,711
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Issue date Mar 10, 2015
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Deltak Manufacturing, Inc.
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Yates Westley Hayman
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E04 - BUILDING
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Intermediate scaffold member join
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Patent number 6,932,195
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Issue date Aug 23, 2005
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Deltak Manufacturing, Inc.
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Yates Westley Hayman
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Scaffold pick-up device
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Patent number 6,779,631
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Issue date Aug 24, 2004
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Deltak Manufacturing, Inc.
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Ken Hensley
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E04 - BUILDING
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Scaffold stair
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Patent number 6,691,828
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Issue date Feb 17, 2004
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Deltak Manufacturing, Inc.
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Yates Westley Hayman
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E04 - BUILDING
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Scaffold stair
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Patent number 6,415,891
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Issue date Jul 9, 2002
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Yates Westley Hayman
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E04 - BUILDING
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Scaffold toeboard system
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Patent number 6,405,830
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Issue date Jun 18, 2002
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Deltak Manufacturing, Inc.
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Yates Westley Hayman
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E04 - BUILDING