UNT Libraries Government Documents Department - 51 Matching Results

Search Results

Ventilating-Fastener.

Description: Patent for an improved tuft fastening device that provides ventilation through cushion tufts to make cushions cooler to the touch, including illustrations.
Date: May 8, 1917
Creator: Davis, Don M. & Underwood, Thomas J.

Adding-Machine

Description: Patent for improvements to adding machines, which is key-operated and includes a vertically disposed shaft and a means to actuate the sliding plate.
Date: January 5, 1915
Creator: Gatewood, William F.

Bread-Cutter

Description: Patent for a bread cutter which can cut multiple loaves of bread in succession and cuts of the crust of the bread.
Date: November 12, 1907
Creator: Hassell, Frank J. & Cunningham, Roy S.

Cotton-Gin.

Description: Patent for a cotton-gin that "has for its object to provide means for operating upon or permitting lint cotton, wool and other fibrous material to be ginned from a roll by means of saws as is commonly done in working seed cotton without injury to the mechanism" (lines 12-17).
Date: August 7, 1894
Creator: Haynes, Daniel

Grease-Trap.

Description: Patent for a grease trap "in which the grease is designed to be removed from the trap automatically and the object of my invention is to cause the water passing through the trap to carry the grease out with it" (lines 8-12).
Date: March 19, 1895
Creator: Henderson, Thomas

Churn

Description: Patent for a churn that can produce butter in very short period of time with minimal effort.
Date: May 19, 1913
Creator: Hoefer, Charle,s Jr.; Belt, Marcus L., Jr. & Belt, William R.

Broom-Rack.

Description: Patent for an improvement in a device to hold brooms and items with handles by simplifying the design and making it more resistant to strain.
Date: February 14, 1893
Creator: Jones, Wesley C. P.

Locomotive.

Description: Patent for an improved locomotive or traction-engine, with a series of water-shells, each containing "a series of fire-flues, a feeding-water heater, a pipe discharging steam" (lines 118-121), and a double-action plunger-pump.
Date: January 26, 1897
Creator: McCallum, Daniel W.

Improvement in Collars.

Description: Patent for a device improving the speed and efficiency of shirt collar fastening, as well as the securing of items such as scarves and ties, including illustrations.
Date: April 6, 1876
Creator: Mitchell, Frank G. & Saunders, William J.

Flexible Joint

Description: Patent for a flexible joint provides "an improved and simplified device that is simple, durable and reliable in construction and effective and efficient in operation" (lines 10-13).
Date: November 16, 1915
Creator: Mooney, Thomas H.
Back to Top of Screen