UNT Libraries Government Documents Department - 6 Matching Results

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Vermin Poison.

Description: Patent for "insecticide compositions for exterminating prairie-dogs, ants, &c." (lines 6-7), including dosages and instructions for use.
Date: October 13, 1885
Creator: Womack, John David

Rail Tie and Fastener

Description: Patent for "a novel and improved rail-tie and fastener which will support and hold the rails in a substantial manner and prevent displacement and spreading thereof, so as to avoid wrecks or accidents and consequent loss of lives and property" (lines 11-16), including illustrations.
Date: August 13, 1918
Creator: Felton, Thomas W.
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