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Jack.

Description: Patent for a jack for lifting heavy loads on railroads, which has an automatic steady movement of the load up and down without adjusting the jack settings.
Date: August 6, 1907
Creator: Blake, David Alexander & Blake, Charles William
Partner: UNT Libraries Government Documents Department

Engraving-machine.

Description: Patent for improvements to an engraving machine. Illustrations included.
Date: July 1, 1902
Creator: Crane, Walter E.
Partner: UNT Libraries Government Documents Department

Pyrotechnic Device.

Description: Patent for a firework called a crazy cracker, which prevents accidental ignition from friction by covering the firework in a wood pulp covering.
Date: November 3, 1908
Creator: Graber, Charles F.
Partner: UNT Libraries Government Documents Department

Needle for Graphophones and the Like.

Description: Patent for a gramophone needle that produces better sound due to allowing for vibrations and can be used longer by producing a a sharpened point on one side while playing that can be used the next time by turning over the needle.
Date: April 9, 1907
Creator: Petmecky, Fred
Partner: UNT Libraries Government Documents Department

Opera-Chair.

Description: Patent for opera chairs that can be used in audience halls. It is mentioned as seats that are rotatable with foldable arms providing enough space for the exit.
Date: November 25, 1902
Creator: Wilkinson, John A.
Partner: UNT Libraries Government Documents Department

Bedstead

Description: Patent for a bedstead. Illustration included.
Date: October 31, 1905
Creator: Davis, Augustus H.
Partner: UNT Libraries Government Documents Department

Composition Fuel

Description: Patent for "a new and useful improvement in composition fuel, the object being to produce fuel in compact form which will burn quickly, rapidly generating an intense heat, and leaving but a small quantity of a residue or ash" (lines 10-15).
Date: January 15, 1901
Creator: Patterson, Warren A.
Partner: UNT Libraries Government Documents Department
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