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Weather-Strip.

Description: Patent for an improved door weather strip and stop. The device atuates to be both a door stop and a weather strip.
Date: May 28, 1919
Creator: Campbell, Thomas M.
Partner: UNT Libraries Government Documents Department

Cotton-Gin Brush

Description: Patent for "a cheap, durable, efficient, and simple brush adapted for use in cotton-gins, the parts of which may readily be assembled or detached for purposes of construction, renewal, replacement, or repair" (lines 9-14).
Date: May 28, 1889
Creator: Swann, Warner Minor & Swann, Richard Tompkins
Partner: UNT Libraries Government Documents Department

Separator

Description: Patent for separating oil or grease, grit and water of condensation from steam, either live steam or exhausted-steam, as it passes to or from an engine or steam-pump (lines 10-14).
Date: May 28, 1901
Creator: Hanson, Frank
Partner: UNT Libraries Government Documents Department
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