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Patents for Marcius C. Richards
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
438,587Oct. 14, 1890M.C. RichardsDoor-hanger
621,710Mar. 21, 1899M.C. RichardsSliding-door hanger
623,035Apr. 11, 1899M.C. RichardsAdjustable track for sliding doors
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