654 Matching Results

Search Results

Improvement in Fire-Escapes.

Description: Patent for an improved fire escape "apparatus for receiving without injury persons or goods falling from windows of burning buildings" (line 18-20).
Date: September 11, 1877
Creator: Shishmanian, George N.
Partner: UNT Libraries Government Documents Department

Improvement in Rifle-Barrels.

Description: Patent for a "new and useful improvement in firearms" (lines 4-5), including instructions and illustrations. The invention provides "a gun-barrel with a number of cutters or plows for grooving the ball, said cutters or plows to correspond with with the number of guides or ribs which the gun is formed" (lines 20-25).
Date: December 11, 1877
Creator: Littlejohn, William
Partner: UNT Libraries Government Documents Department

Improvement in Dumping-Platforms.

Description: Patent for a new cart-loader design "for dumping earth into carts or other receptacles" (lines 13-14), including illustrations.
Date: February 11, 1873
Creator: Atkinson, Jesse.
Partner: UNT Libraries Government Documents Department

Improvement in Fire-Extinguishers for Lint-Rooms.

Description: Patent for a fire-extinguisher for lint-rooms with design specifications and instructions on operating procedures and usage, including illustrations.
Date: June 11, 1878
Creator: Morrell, Zachariah N.
Partner: UNT Libraries Government Documents Department

Improvement in Planter and Cultivator.

Description: Patent for an easily converted machine that can plan corn, drill corn or cotton, or cultivate growing crops, including illustrations.
Date: February 11, 1879
Creator: Bowles, Talbot M. & Farmer, Joesph W.
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel.

Description: Patent for improving a tire by providing new form of tread-holding device and using a resilient metal band encircling the tire.
Date: March 11, 1919
Creator: Allan, William N.
Partner: UNT Libraries Government Documents Department

Trap

Description: Patent for a trap. Illustration included.
Date: February 11, 1908
Creator: McEachern, John Walter
Partner: UNT Libraries Government Documents Department

Transmission mechanism

Description: Patent for transmission mechanism of which minimum number of parts are working with uniform force and with multiplied power and without decreasing the strength and durability.
Date: July 11, 1916
Creator: Martinez, Norberto
Partner: UNT Libraries Government Documents Department

Well-Bucket

Description: Patent for a well bucket. Illustrations included.
Date: July 11, 1911
Creator: Thomas, Perry
Partner: UNT Libraries Government Documents Department

Water Cycle

Description: Patent for a water cycle. This invention is propeller designed to provided driving force for the floating cycle. Illustrations included.
Date: December 11, 1906
Creator: Standard, Allie Lee
Partner: UNT Libraries Government Documents Department

Watch Protector

Description: Patent for a watch casing that allows the watch face exposed. The protector can be clasped together and hung on a chain if desired.
Date: May 11, 1915
Creator: Kaak, Georgine
Partner: UNT Libraries Government Documents Department

Washboiler

Description: Patent for a washboiler. Illustration included.
Date: October 11, 1910
Creator: Cooper, James O.
Partner: UNT Libraries Government Documents Department

Ventilator for Refrigerators.

Description: Patent for an improved, simple, and inexpensive ventilator for large refrigerators. It "can be readily applied to an ice box or refrigerator and so constructed that the hot air which is pressed upward is forced through the ventilator and thereby lowering the temperature of the ice box and a consequent saving of ice" (lines 23-28). The ventilator has a valve that releases hot air and automatically closes after the air is released.
Date: July 11, 1893
Creator: Netzer, Joseph
Partner: UNT Libraries Government Documents Department

Train-Pipe Coupling.

Description: Patent for a coupling for trains air brake hoses/pipes, which automatically connects when train cars are put together.
Date: August 11, 1908
Creator: Felkner, William G.
Partner: UNT Libraries Government Documents Department

Transplanter.

Description: Patent for a machine that transplants small plants while avoiding "clogging of the mud in soft soil" (line 20). It has a cylindrical cutter and a cylindrical plunger that fits just inside it. The plunger is usually away from the base of the cutter, and an adjustable rod extends from the plunger.
Date: August 11, 1896
Creator: Harris, Hiram S.
Partner: UNT Libraries Government Documents Department

Toggle and Clip Combination.

Description: Patent for improvement in toggle and clip combinations, specifically simplicity and economy in construction, convenience, and efficiency in use.
Date: August 11, 1914
Creator: Schoellkopf, Jacob Frederick
Partner: UNT Libraries Government Documents Department

Threshold

Description: Patent for an improved threshold to fit the bottom of a door more properly to "prevent the entrance of dust, wind, and rain" (lines 16-17).
Date: May 11, 1915
Creator: Krause, Ernest
Partner: UNT Libraries Government Documents Department

Lamp-Operating Mechanism.

Description: Patent for the improvement within the lamp operating mechanism for automobiles. The invention allows lamps to be turned on simultaneously by using the front wheels.
Date: November 11, 1913
Creator: Wogenstahl, Leo J.
Partner: UNT Libraries Government Documents Department

Threshold.

Description: Patent for an improvement for thresholds to consist of a single metal plate with an arched central portion and laterally-projected flanges that is cheaper and easier to make. The threshold will create a tight joint with the bottom of a door to prevent water and dust from entering through the bottom of the door.
Date: April 11, 1916
Creator: Krause, Ernest
Partner: UNT Libraries Government Documents Department

Lamp-Chimney Holder.

Description: Patent for an "improved lamp chimney holder" (lines 12-13) designed to allow a hinged member to light the wick and extinguish the light "instead of raising or removing the chimney" (lines 19-20), including illustrations.
Date: April 11, 1916
Creator: Emmert, George
Partner: UNT Libraries Government Documents Department

Improvement in Apparatus for Applying Poison to Plants.

Description: Patent for "new and useful improvement in apparatus for applying poison and cotton to potato plants" (lines 3-5), as well as to "destroy worms and bugs"(lines 13-14), including instructions and illustrations.
Date: December 11, 1877
Creator: Goodin, James L.
Partner: UNT Libraries Government Documents Department

Improvement in Heater and Feeder for Steam-Boilers.

Description: Patent for "a new and valuable improvement in supplying feed-water to steam-boilers" (lines 15-17), including instructions and illustrations.
Date: December 11, 1877
Creator: Hyde, James Boyd
Partner: UNT Libraries Government Documents Department

Improvement for Axle-Boxes for Vehicles

Description: Patent for an improvement in axle-boxes for vehicles which incorporates an adjustable tube that may take up the wear on its ends.
Date: June 11, 1872
Creator: Ahrenbeck, Charles
Partner: UNT Libraries Government Documents Department
Back to Top of Screen