Texas Patents - 2 Matching Results

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Detachable Washer

Description: Patent for a detachable Washer which can be applied or removed from a bolt, without having to remove the bolt itself.
Date: August 8, 1922
Creator: Dubbs, Sylvester S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Map Hanger

Description: Patent for improvements in map hangers. The purpose is to provide a map exhibiting hanger to use in support for a plurality of maps, particularly maps that have information on the back.
Date: January 31, 1922
Creator: Chunn, Richard M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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