UNT Libraries Government Documents Department - 44 Matching Results

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Wash Boiler.

Description: Patent for a new and improved wash-boiler. This design "consists in, first, the combination of the boiler and revolving drum placed therein, with the steam-generator secured to the bottom of the boiler, and a steam motor or engine for revolving the drum; second, the combination of the boiler, a revolving-drum placed therein, and the steam-generator with a tank for clear water, and a suitable chamber and valves for connecting the tank and generator together" (lines 13-22).
Date: September 29, 1885
Creator: Wilson, Homer T.
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Time-Signal for Telephones

Description: Patent for standard time-signaling instruments and consists of "an instrument for and a manner of signaling standard time through an entire system or systems of telephones."(lines 10-14) including instructions and illustrations.
Date: May 29, 1882
Creator: Oram, John M.
Item Type: Refine your search to only Patent

Whiffletree.

Description: Patent for an all-metal one-piece whiffletree of "strength, economy, durability, and lightness" (lines 21-22) with solid metal ends that interlock with trace-hooks and prevent "the trace-coupling from becoming accidentally disconnected" (lines 26-27), including illustrations.
Date: November 29, 1892
Creator: Flatau, Louis S.
Item Type: Refine your search to only Patent

Electric Arc Lamp.

Description: Patent for a new and improved electric-arc lamp. This design is "for utilizing a part of the magnetic field of the electro-magnet to act as a retarding medium or a brake to the carbon-holder, which consists of a system of gear-wheels provided with a ratchet and pawl . . . actuated from rack-teeth cut in the side of the upper-carbon rod, on the last spindle of which is adjustably secured a disk of soft iron or other magnetic material, so located as to be within the influence of the magnetic fiel… more
Date: March 29, 1887
Creator: Crowdus, Walter A. & Sutton, Henry M.
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Current-Controler or Rheostat.

Description: Patent for an electric-current control or rheostat to be used when a "close, accurate, and absolute graduation of the current is necessary" (lines 15-16), in places "where a very delicate graduation is necessary either in passing the plain galvanic current or where the current is used for producing anesthesia" (lines 19-21).
Date: December 29, 1896
Creator: Werner, Ernest Emil
Item Type: Refine your search to only Patent

Cotton-Gin.

Description: Patent for a cotton gin that removes lint-cotton from the saws using an air-suction mechanism instead of a brush, which pose a fire hazard and can impair the gin's effectiveness. An air-blast mechanism is also an ineffective method of cleaning lint-cotton from the saws. The air-suction mechanism sucks "the lint-cotton directly from the rear portions of the saw-teeth independently of and without a brush, and an apparatus for preventing the withdrawn lint-cotton from passing into and through the … more
Date: September 29, 1896
Creator: Graber, Henry W.
Item Type: Refine your search to only Patent

Texas Attorney General Opinion: C-278

Description: Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Waggoner Carr, regarding a legal question submitted for clarification: Audit of City and County of Dallas Levee Improvement District.
Date: June 29, 1964
Creator: Texas. Attorney-General's Office.
Item Type: Refine your search to only Text

Combined Hoe and Edge-Trimmer.

Description: Patent for a tool that combines a how and edge-trimmer in one. The tool "may be conveniently used for trimming the edges of lawns, walks, and flower-beds and which may also be used as a weeding scuffle-hoe and as a sod-cutter" (lines 11-14) including illustrations
Date: August 29, 1905
Creator: Hough, James C. & Oldham, J. B.
Item Type: Refine your search to only Patent

Chafing-Iron

Description: Patent for a chafing iron for passenger cars designed to prevent injury to passengers who place their hands in between the irons. Illustrations included.
Date: December 29, 1908
Creator: Labadie, Victor
Item Type: Refine your search to only Patent

Grapple

Description: Patent for a grapple. This invention is designed to engage a building block so as to prevent injury from accidental disengagement. Illustration included.
Date: January 29, 1907
Creator: Smith, George W.
Item Type: Refine your search to only Patent

Strainer.

Description: Patent for improvement to strainer that contains a detachable connection for a culinary strainer for tea or coffee pots, including illustrations and instructions.
Date: October 29, 1901
Creator: Sidoti, Antonio
Item Type: Refine your search to only Patent

Fan Blower

Description: Patent for a fan blower. The invention is designed to provide the maximum amount of air at the minimum amount of power. Illustrations included.
Date: December 29, 1903
Creator: Stukes, John Marion
Item Type: Refine your search to only Patent
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