UNT Libraries Government Documents Department - 13 Matching Results

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Electric Sign.

Description: Patent for an electric lighted sign, as might be displayed in the window of a business. The sign consists of a box with an inner reflective coating, an interior light source (bulb), and front-facing circular cutouts with translucent coverings, the latter arranged to depict the sign text.
Date: December 27, 1921
Creator: Daughdrill, Kenneth W.

Identifying-Tag.

Description: Patent for identification tags made of sheet metal, to be used with binding bands on cotton bales. Tags are economical to make, create little waste, and lay flat so they are not easily torn off.
Date: October 4, 1921
Creator: Blackburn, Edward Stuart

Door Attachment.

Description: Patent for a weather strip attachment for doors which would automatically extend from the bottom of the door to the floor when the door is in the closed position and retract to the bottom edge of the door when the door is opened.
Date: August 2, 1921
Creator: Swenson, Frank O.

Sanitary Bed-Spring Cover.

Description: Patent for an invention that relates to the improvements in sanitary covers for attachment to the spring of a bed and the spring of the mattress. The sanitary cover provides a solution to repel vermin and noxious insects.
Date: July 5, 1921
Creator: Luedecke, Henry H.

Crude-Oil Burner

Description: Patent for an efficient burner of crude or fuel oil that can be used with less dangerous fuels while maintaining the same high level of heat and vaporization necessary for use in domestic environments.
Date: June 14, 1921
Creator: Holmes, Watson W.

Rolling Windshield.

Description: Patent for an automobile attachment which protects the said automobile from adverse weather conditions. The apparatus is unique in its simple construction, practicality, and ability to "be rolled into a small compass" when not in use (lines 20-21).
Date: June 7, 1921
Creator: Gerhard, William H.

Condenser for Cotton-Presses.

Description: Patent for "Improvements in Condensers for Cotton-Presses," (lines 6-7) including illustrations. The invention is designed with cotton bale presses in mind, specifically the "condenser or bat forming device" (line 11).
Date: May 24, 1921
Creator: Taft, John A.

Austin Sheet

Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1921
Creator: Geological Survey (U.S.)
Location: 30.25 -97.75

Blanco Sheet

Description: Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date: 1921
Creator: Geological Survey (U.S.)
Location: 30.25 -98.25
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