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Speculum.

Description: Patent for an improved speculum, including instructions and illustrations.
Date: September 15, 1914
Creator: P'Pool, Frank E.
Partner: UNT Libraries Government Documents Department

Submerged Double-Acting Pump.

Description: Patent for a submerged double acting pump, which has a continuous flow of water.
Date: November 15, 1910
Creator: Morris, Andrew P.
Partner: UNT Libraries Government Documents Department

Flat Iron Heater

Description: Patent for "a receptacle insertible within a stove opening in which the irons to be heated are placed" (lines 11-13), including illustrations.
Date: April 15, 1913
Creator: Martin, Enoch
Partner: UNT Libraries Government Documents Department
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