UNT Libraries Government Documents Department - 8 Matching Results

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Improvement in Preserving Meat, &c.

Description: Patent for a method of preserving meat, vegetables, and other foods in an air-tight container using hydrogen gas and displaced water.
Date: April 2, 1872
Creator: Gillespie, William A.

Ball-Caster.

Description: Patent for a new and useful ball caster, including instructions and illustrations.
Date: November 14, 1899
Creator: Carraway, Esther P. H.

Combined Trunk And Dressing-Case.

Description: Patent for a new and useful combined trunk and dressing case. This design is to "provide a simple and efficient device of the character specified having a large amount of space for receiving different articles of wearing-apparel and for inclosing various kinds of toilet appliances" (line 9 - 14).
Date: August 8, 1899
Creator: Carraway, Esther P. H.

Valved Coupling for Train-Pipes.

Description: Patent for certain new and useful improvements in valved couplings for train pipes, including instructions and illustrations..
Date: August 22, 1899
Creator: Williams, Win D.

Rotary Reciprocating Engine

Description: Patent for this invention has relation to the type of engines combining rotary and reciprocating movements in one structure, the purpose being to combine the working elements in such relation as to convert maximum percentage of force into available form for the performance of work.
Date: January 22, 1901
Creator: Williams, Win D.

Rotary Reciprocating Engine.

Description: Patent for a rotary reciprocating engine that is smaller, has more horse-power, and has less friction than previous models.
Date: May 8, 1900
Creator: Williams, Win D.

Ship's-Bottom Paint

Description: Patent for a paint specially made to protect the exterior of a ship, especially below the waterline.
Date: October 3, 1916
Creator: Brackin, Henry G.
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