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Window Shade Guide.

Description: Patent for window shade roller guides. This invention ensured a smooth and successful unrolling of the window shade, allowing the shade to be guided by a two-part attachment on the sides of the window shade spool. The inventor claimed that the use of this apparatus could preserve the integrity of the roller by minimizing damage during operation.
Date: December 2, 1919
Creator: Orr, James E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement to Elevator Signal Systems

Description: Patent for an improvement to an elevator in which “to provide an elevator signal system that will permit a party at any landing to indicate his desire to go up or down to the elevator operator by pressing one of two buttons” (lines 10-15). Instructions and illustration included.
Date: February 2, 1915
Creator: Johnson, Charles S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Type-Writer Attachment

Description: Patent for a type writer attachment that counts the number of words in a line and sounds a signal when a preset number of words on a line is reached.
Date: July 2, 1912
Creator: Walker, Jack L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Trousers.

Description: Patent for a trouser pattern, "to so construct a pair of trousers that the waist portion thereof may be readily manipulated in order that the trousers may be easily converted from a stock size into a pair of trousers having a high waist band, a low waist band or a waist band at a line between high and low" (lines 12-19).
Date: September 2, 1913
Creator: Ludwig, John. A. & Moses, Jacob B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Interlocking Tile.

Description: Patent for interlocking tiles that obviate a continuous transverse mortar joint so that all liability of moisture passing through the wall is eliminated and a more substantial wall built.
Date: October 2, 1917
Creator: Waddell, Clarence W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Oil-Burner.

Description: Patent for an improved oil burner design "for use where high efficiency and greatest economy are desired in burning low grade oil" (lines 14-16), such as coal and crude oil. Includes illustrations.
Date: November 2, 1915
Creator: Wright, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Game Apparatus.

Description: Patent for a new game apparatus that can be playing indoors or outdoors and made in both large and small sizes "in which the elements, of chance, skill, and endurance constitute important factors in the successful playing of said game." (lines 10-13) including instructions and illustrations.
Date: June 2, 1914
Creator: Schuler, Joseph & Overbeck, Harry A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gas Meter Attachment.

Description: Patent for a gas meter attachment that will allow the meter to still function properly when somehow placed in a position other than upright. Valves that would not be functional due to changes in gravitational forces resulting from the meter being in a position other than upright are remedied using this attachment by new register and valve design.
Date: July 2, 1917
Creator: Morris, Henry C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Saw Gummer

Description: Patent for improvements to cotton saw gummers. The patented improvements include a cutter rather than a puncher in the gummer's design, as well as means for adjusting the cutter.
Date: September 2, 1913
Creator: Nelson, De Witt C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Sealing Device for Cocks.

Description: Patent for a device that seals or locks valves or cocks when in operation and not in operation to prevent connection interference.
Date: November 2, 1915
Creator: Caldwell, Charles A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cultivator

Description: Patent for improvements to a new cultivator which eliminate side drafting and improving the means of cultivating and adjusting the shovels with ease.
Date: April 2, 1918
Creator: Ashley, John F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cement-Block Mold.

Description: Patent for a cement block molding machine, which can produce many blocks in a short amount of time.
Date: August 2, 1910
Creator: Jordan, James T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Stop Device for Printing-Presses.

Description: Patent for improvements to safety devices (springs, belt shift levers, guide members, rock shafts) that can be attached to a printing press to create automatic stops. These safety devices can be used to address possible accidents or emergencies by fastening down on a specific section of a printing press.
Date: March 2, 1915
Creator: Brown, John Walter R. & Otey, George S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Boll Separator.

Description: Patent for "cotton boll threshing machines." "Obejct of the inventions is provide means for crushing, agitating, and opening the dry cotton bolls and removing the fiber of seed cotton,,, without breaking the fiber and lowering the grade of the staple."
Date: March 2, 1915
Creator: Patterson, Warren A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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