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Beet Harvestor

Description: Patent for improvements and additional features in the mechanical frame of beet harvesting equipment.
Date: July 15, 1919
Creator: Hannum, Philip L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Trap.

Description: Patent for a new type of animal trap with a rotating cylinder that projects the animal into the trap itself when depressed.
Date: November 23, 1915
Creator: Webster, Joseph R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Traction-Wheel

Description: Patent for improved wheel system which provides traction over a variety of surfaces.
Date: June 9, 1914
Creator: Shindler, Robert Conrad
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tail-End Light for Automobiles.

Description: Patent for a tail-end light for automobiles, subway and surface trains, and other motor propelled vehicles which changes color to indicate the speed at which the conveyance is traveling.
Date: July 29, 1919
Creator: Green, John Richard
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Grapple

Description: Patent for grapple for use with wells. This invention is designed to grip objects inside of drilled wells. Illustration included.
Date: October 2, 1906
Creator: Williams, Frank S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Roll-Holder

Description: Patent for roll holder for cotton rolls or bandages. Illustrations included.
Date: January 28, 1913
Creator: Griswold, John Lee Roy
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Flying-Machine

Description: Patent for a flying machine with rotating feathered wings and propellers with an included emergency parachute like apparatus for landing the machine safely in case of malfunction.
Date: September 24, 1912
Creator: Hardgrave, Henry
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Seat Arrangement for Automobiles.

Description: Patent for the arrangement of the seats in a vehicle, allowing the adjustment of several upright seats into a single bed-like formation, "either for sleeping purposes or for ambulance purposes" (lines 16-17).
Date: July 20, 1915
Creator: Cornwell, William O., Jr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Headlight-Shade.

Description: Patent for a headlight shade which can be pulled down to block the high beam headlights of a train or car when there is an oncoming train or car.
Date: July 18, 1911
Creator: Green, John R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for "improvements in pumps which move a long column of water with each stroke but discharge a relatively small quantity" (lines 10-13) including instructions and illustrations.
Date: May 16, 1911
Creator: Kangas, Frank Oskar
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plug for Lubricator-Cups.

Description: Patent for a lubricator cup and plug system typically used with rods and crank pins. The improvements prevent plug loss and alter the cup to be “readily placed in position or removed therefrom and the plug can be adjusted as required” (lines15-18). Includes illustrations and detailed part description.
Date: November 24, 1908
Creator: McDonald, Al
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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