83 Matching Results

Search Results

Music Holder and Turner.

Description: Patent for a devise that turns the leaves of books or music books, which "may be supported upon the music-rack of a piano, organ, or similar instrument." (lines 13-14)
Date: November 11, 1902
Creator: Black, John F.
Partner: UNT Libraries Government Documents Department

Acetylene-Gas Generator.

Description: Patent for "improvement in acetylene-gas generators, and has for one object to provide an exceedingly- simple apparatus of this description in which the pipes and connections are closed , and thus protected from freezing by the effects of atmospheric changes; and a further object of my invention is to remove the possibility of an explosion taking place during the manipulation of the machine." (lines 9-17) including illustrations.
Date: July 31, 1900
Creator: Hartman, Gus
Partner: UNT Libraries Government Documents Department

Cattle-Guard.

Description: Patent for a railway cattle-guard that is simple, inexpensive, and efficient. It prevents the cattle "from traversing a railway-track in order to pass form one field or inclosure to another" (line 12-14). It has spurred rollers, and has a unique way of mounting rollers or rotary ties, in that they do not block the track.
Date: January 5, 1897
Creator: Nevill, William Birt
Partner: UNT Libraries Government Documents Department

Antirefilling Bottle.

Description: Patent for a bottle that can be easily sealed but cannot be resealed after opened. There is a groove in the neck of the bottle, and the cork is placed below the groove. The cork is hollowed out and a plug is placed in the cork. The cork is hollowed out and a plug with a groove around it is placed in the cork.An elastic compressible locking-ring fits in the gap the groove in the bottle and the groove in the plug create.
Date: January 5, 1897
Creator: Nevill, William B.
Partner: UNT Libraries Government Documents Department

Ejector-Pump.

Description: Patent for an improved ejector pump that operates using air or steam pressure, and pumps water any height or distance. The invention is easily operated and practical.
Date: January 23, 1894
Creator: Nevill, William Birt
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design consists in "[t]he combination, with a plow-beam, of a plow-standard pivotally secured to the rear end of said beam, a brace pivotally secured to the standard, and a sliding clamp for securing the front end of the brace to the beam" (lines 90-94).
Date: April 13, 1886
Creator: Ketchum, Joel Thomas
Partner: UNT Libraries Government Documents Department

Bolt and Nut-Lock.

Description: Patent for "a nut-lock of such construction that it may be used either as a permanent nut-lock or one in which the locking feature may be thrown out of engagement when it is desired to remove the bolt for any purpose." (Lines 15-20) Includes instructions and illustrations.
Date: January 21, 1896
Creator: Nevill, William B.
Partner: UNT Libraries Government Documents Department

Improvement in Construction of Jails.

Description: Patent for improvement in construction of jails; in which a system of flues in between layers of a double floor provide ventilation through grates in the walls and upper layer of the floor, without compromising security.
Date: October 19, 1875
Creator: Seeber, John A. & Croxton, James C.
Partner: UNT Libraries Government Documents Department

Pumping Apparatus.

Description: Patent for a pumping apparatus that has "certain improvements in that class of pumps known as ejectors for raising liquids out of wells by means of compressed air or stream" (lines 9-12). The pump quickly and easily raises large amounts of water and is an improvement on a patent previously granted to the inventor (No. 474,819).
Date: March 27, 1894
Creator: Nevill, William Birt
Partner: UNT Libraries Government Documents Department

Railway-Gate.

Description: Patent for a new and useful railway gate, including instructions and illustrations.
Date: December 6, 1898
Creator: McGregor, Montague M. & Williams, James Henry
Partner: UNT Libraries Government Documents Department

Clothes-Line.

Description: Patent for improvement in “pinless” clothes-lines by simplifying the construction of the garment-clasping elements to enhance the means of receiving and releasing the articles. Illustration is included.
Date: January 29, 1907
Creator: Brunner, Burel A.
Partner: UNT Libraries Government Documents Department

Churn

Description: Patent for a churn. Illustration included.
Date: September 12, 1905
Creator: McGregor, Montague M. & Williams, James H.
Partner: UNT Libraries Government Documents Department

Railway-Signal

Description: Patent for a railway signal that is activated when the wheels of a train pass over a switch. Illustrations included.
Date: May 26, 1908
Creator: Harvey, Albert Wadkins
Partner: UNT Libraries Government Documents Department

Railroad Signal

Description: Patent for a railroad signal. This invention is an improvement for signalling by the trains interaction on the rails. Illustration included.
Date: April 30, 1907
Creator: Harvey, Albert Wadkins
Partner: UNT Libraries Government Documents Department

Rockwall 1905 Sheet 3

Description: Sanborn map sheet showing an area of Rockwall in Rockwall County, Texas, including geographic features, buildings, and details related to risk assessment for fire insurance.
Date: 1905
Creator: Sanborn Map Company
Partner: The Dolph Briscoe Center for American History