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in creator/contributor: "Davis, A. H."  
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Vacuum-Pan

Description: Patent for "vacuum-pan having improved heating-sections and an improved form of discharge-chamber" [lines 9-11].
Date: April 8, 1902
Creator: Ribaud, George Louis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Threshing-Machine

Description: Patent for a threshing machine "especially adapted for the cutting and threshing of small grain" (lines 15-16). Illustrations included.
Date: May 12, 1908
Creator: Haynes, Thomas Stanley
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for a steam train locomotive spark arrester consisting of curved pipe smoke stack that holds solid particles of exhaust on the edges of the pipe, which are expelled by the force of exhaust gases coming through, into the fire box thereby preventing their escape outside the engine reducing danger from stray sparks. This system also uses less fuel than previous systems.
Date: April 23, 1907
Creator: Chalfant, Cotter Strawn
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Railway Switch

Description: Patent for a railway switch. This invention is designed to allow automatically operated by the wheels of the rail cars. Illustration included.
Date: September 25, 1906
Creator: Herrington, Jacob
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car Coupling.

Description: Patent for a new and improved coupling for railroad cars. This design consists in "[t]he combination of a draw-head, the laterally-movable pin-retaining arms supported therein, and a pivoted wing normally held in the path of an approaching link, and arranged to distend the arms to drop the pin when acted on by the links" (lines 30-35).
Date: April 6, 1886
Creator: Thomason, John W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton Packer.

Description: Patent for a new and improved cotton-packer. This design consists "[i]n a press, the combination of a press-operating shaft having a wheel upon its outer end provided with parallel concentric flanges upon its face, a shaft having connection to the driving-power, and having a friction-pulley upon its inner end" (lines 99-104). It further consists in "a bearing for the inner end of the shaft having two longitudinal slots sliding upon bolts, a lever having its end pivoted to the sliding bearing fo… more
Date: August 31, 1886
Creator: Dulany, John Thornton
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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