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  • Publication Date: December 31, 1969
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    US-5267718-ADecember 07, 1993Indevco CorporationHanger structure
    US-5409336-AApril 25, 1995Jericevich; Anthony, Bevan; Robert G.Wall anchoring apparatus
    US-7694401-B2April 13, 2010Cobra Fixations Cie. Ltee. - Cobra Anchors Co., Ltd,Method of insertion of a metal picture hanger into a gypsum board wall
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    US-9044110-B2June 02, 2015Cobra Anchors Co. Ltd.Hanger for hollow walls
    US-9394932-B2July 19, 2016Cobra Fixations Cie Ltee.-Cobra Anchors Co. Ltd.Anchor assembly for fastener
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