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Building Structure

Description: Patent for building frame structures with interlocking timbers that allows for easy movement of the timbers to provide ventilation when needed.
Date: February 19, 1907
Creator: Yoakum, Robert
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Partner: UNT Libraries Government Documents Department

Combined Heater and Filter

Description: Patent for a combined heater and filter. This invention is used in a dentists office to regulate the water supply for at the dentists chair. Illustration included.
Date: February 21, 1911
Creator: Gambati, Olympio F.
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Partner: UNT Libraries Government Documents Department

Arc-Lamp Headlight

Description: Patent for an electric arc headlight for trains, cars, or boats which produces a steady light and lasts long enough to allow travel over long distances.
Date: February 2, 1909
Creator: Lacy, Benjamin B.
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Partner: UNT Libraries Government Documents Department

Conveyer

Description: Patent for a conveyer system in use with threshing machines. Illustration included.
Date: February 11, 1908
Creator: Richmond, George E.
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Partner: UNT Libraries Government Documents Department

Canopy.

Description: Patent for a canopy for beds and sofas to keep out insects.
Date: February 25, 1908
Creator: Swanwick, Harry C.
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Partner: UNT Libraries Government Documents Department

Apparatus for Cleaning Bottoms of Ships.

Description: Patent for apparatus for cleaning the bottom of ships "to provide a simple and practical apparatus for removing barnacles, seaweed, mud, and other adhesions from the sides and bottom of a ship" (line 10).
Date: February 11, 1902
Creator: Culpepper, Robert Smith
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Partner: UNT Libraries Government Documents Department
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