426 Matching Results

Search Results

Automatic Railway-Switch.

Description: Patent for a railway-switch by enabling the switch operate automatically when a train is passing by. Illustration is included.
Date: June 25, 1901
Creator: Wilson, James Newton
Partner: UNT Libraries Government Documents Department

Automatic Mail and Parcel Delivery Apparatus

Description: Patent for a automated motorized mail delivery vehicle that travels in the air on electric lines on poles to deliver incoming mail and retrieve outgoing mail from rural routes or parcels in urban areas.
Date: March 5, 1907
Creator: Dederick, Zadoc P.
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for a new and useful animal trap, including instructions and illustrations.
Date: November 14, 1899
Creator: Johnson, Joshua J.
Partner: UNT Libraries Government Documents Department

Boiler Stay Bolt

Description: Patent for a boiler stay bolt. This design is made of flexible stay-bolts for boiler allowing for movement bracing sheets. Illustration included.
Date: June 16, 1908
Creator: Borneman, Lewis
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for an improved self-setting trap that can capture and kill animals while preventing them from reaching the bait.
Date: August 28, 1906
Creator: Sheridan, William H.
Partner: UNT Libraries Government Documents Department

Compound Railway-Rail

Description: Patent for a compound railway-rail. This invention is a solid open jointed rail whereby two longitudinal section may be brought together without creating open joints. Illustration included.
Date: April 23, 1907
Creator: Stephens, George B.
Partner: UNT Libraries Government Documents Department

Compress and Packer

Description: Patent for a device that provides improvements in machines for compressing, packing, and baling cotton, hay, straw, and the like; and the object is to provide a machine of this character operating automatically to form the bat as the material is received from the gin or condenser and folding the bat back and forth in even layers in the press, forming a complete and symmetrical bale (lines 9-17) Illustrations are included.
Date: June 10, 1902
Creator: Griffin, John B.
Partner: UNT Libraries Government Documents Department

Car Replacer

Description: Patent for a car replacer. This invention is designed for the replacement of derailed locomotives, cars, and stock pens to the rails. Illustration included.
Date: June 18, 1907
Creator: Bowman, James M.
Partner: UNT Libraries Government Documents Department

Ballast-Scraper.

Description: Patent for new and useful improvements in ballast scrapers, including instructions and illustrations.
Date: August 22, 1899
Creator: McElvaney, Charles T.
Partner: UNT Libraries Government Documents Department

Ant-Trap

Description: Patent for an ant trap with a removable bottom which allows the trap to be emptied easily.
Date: September 20, 1910
Creator: Miller, Charles R.
Partner: UNT Libraries Government Documents Department

Apparatus for Controlling Trolley Poles

Description: Patent for an apparatus for controlling trolley poles. "This invention relates to an apparatus for controlling trolley poles employed for effecting electrical connection between a trolley wire and a motor on a car, and has for its object to provide improved means for automatically throwing the trolley into position to be placed in engagement with the trolley wire" (line 9-15). Illustrations included.
Date: November 10, 1903
Creator: Bogue, Judson L. & Jennings, David M.
Partner: UNT Libraries Government Documents Department

Ant-Trap

Description: Patent for "a simple device of this kind which will excel the former traps in depositing the ants within the annular pan and in efficiency for convenient discharge of the trapped insects" (lines 18-22).
Date: April 2, 1901
Creator: Inman, Joseph
Partner: UNT Libraries Government Documents Department

Ash-Pan

Description: Patent for an ash pan for trains. Illustrations included.
Date: May 16, 1911
Creator: Spratley, George
Partner: UNT Libraries Government Documents Department
Back to Top of Screen