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Stalk Puller and Chopper.

Description: Patent for a stalk puller that can pull the stalk from the ground and chop in pieces for feeding for fertilizer.
Date: July 29, 1919
Creator: Anderson, Jeff
Partner: UNT Libraries Government Documents Department

Oil-Circulating Gage.

Description: Patent for an "oil circulating gage particularly designed for use in connection with the oiling system of the well known 'Ford' automobile."
Date: December 2, 1919
Creator: Cope, Thomas N.
Partner: UNT Libraries Government Documents Department

Grain-Toller.

Description: Patent for a simple device that's placed in a grinding mill to automatically extract and regulate the amount of grain being withdrawn.
Date: October 25, 1921
Creator: Perkins, Thomas F.
Partner: UNT Libraries Government Documents Department

Combination Rule, Square, and Miter.

Description: Patent for a combination of devices that contains "attachments for folding rules which will make said rules capable of use as a square, tri-square, and miter" (lines 15-17), including instructions and illustrations.
Date: August 4, 1914
Creator: McFarland, Charles M.
Partner: UNT Libraries Government Documents Department

Listing Attachment for Plows

Description: Patent for plow attachment to deflecting soil from the shovel of the plow; does not require special tools to apply attachment to plow.
Date: July 14, 1914
Creator: Hogan, Peter E.
Partner: UNT Libraries Government Documents Department

Traction-Wheel and Means for Driving Same.

Description: Patent for "a new and Improved Traction-Wheel and Means for Driving Same" (lines 5-7) , including instructions and illustrations.
Date: April 15, 1913
Creator: Graley, Morton Adrian
Partner: UNT Libraries Government Documents Department

Hay Press.

Description: Patent for improvements to a hay press to be manufactured easily and cheaply while maintaining its effectiveness in pressing hay into bales.
Date: July 17, 1917
Creator: Pate, William H. & Rhyne, Arthur M.
Partner: UNT Libraries Government Documents Department

Switch-Point Holddown

Description: Patent for switch-point holddown to accompany and support the switch rail machinery. Process and function in text with accompanying illustrations to demonstrate said function.
Date: September 18, 1917
Creator: Morrison, Oscar P.
Partner: UNT Libraries Government Documents Department

Extension-Bed.

Description: Patent for a "longitudinally extensible" (lines 12-13) bed. The extension is stored underneath the main portion of the bed when not in use and allows for the bed to be covered completely with netting to protect against mosquitos. Illustrations included.
Date: August 5, 1913
Creator: Couch, Marvin Leslie
Partner: UNT Libraries Government Documents Department

Cotton-chopper.

Description: Patent for a cotton chopper. The text describes the construction of the machine and explains how it is different from current cotton choppers.
Date: April 22, 1913
Creator: Forrest, Bedford W.
Partner: UNT Libraries Government Documents Department

Box-Car-Door Fastener

Description: Patent for a box car door fastener.
Date: March 19, 1912
Creator: Hooton, Pinkie D.
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for certain new and useful improvements in animal traps, including instructions and illustrations.
Date: August 29, 1899
Creator: Griffin, Walter R.
Partner: UNT Libraries Government Documents Department

Animal Trap

Description: Patent for an animal trap, particularly desgned for rodents and birds, which is able to trap animals without having to be manually reset each time. Illustrations included.
Date: January 19, 1909
Creator: Barron, Nathan J.
Partner: UNT Libraries Government Documents Department

Compound Rail.

Description: Patent for a compound rail that's joints are as strong as the rest of the rail and prevent jolting when a train passes over the joint.
Date: October 27, 1908
Creator: Cromer, Thomas S.
Partner: UNT Libraries Government Documents Department

Lock

Description: Patent for a lock. Illustrations included.
Date: December 15, 1908
Creator: Greene, George W.
Partner: UNT Libraries Government Documents Department

Wagon Brake

Description: Patent for a wagon brake. Illustration included.
Date: September 27, 1904
Creator: Melton, William K.
Partner: UNT Libraries Government Documents Department

Well-Cleaning Machine.

Description: Patent for a well cleaning machine with spring activated jaws for scoops that pick up mud and leaves from the bottom of wells.
Date: September 24, 1907
Creator: Crowson, Jonas Henry
Partner: UNT Libraries Government Documents Department

Water-Elevator.

Description: Patent for an improvement in water elevators to raise and lower a pair of buckets, meant to be simple, inexpensive, and more efficient than other designs. In particular, it is meant "to move the buckets in either direction without necessitating the operator's changing his position with relation to the apparatus" (lines 19-22).
Date: January 1, 1901
Creator: Griffin, Walter R.; Thomas, Joseph E. & Griffin, Samuel D.
Partner: UNT Libraries Government Documents Department

Means for Utilizing Electrical Energy

Description: Patent for a means of using electricity more efficiently, which entails "utilizing the extra current generated by the break in the circuit of an electromagnetic apparatus" (lines 16-18). Illustrations included.
Date: July 13, 1909
Creator: Perkins, Thomas F.
Partner: UNT Libraries Government Documents Department

Track Fastener

Description: Patent for railroad track fastener. This invention is made of metallic track fasteners and uses a joint for meeting together the ends of the rails. Illustration included.
Date: July 14, 1908
Creator: Hutchins, William Dennis
Partner: UNT Libraries Government Documents Department

Means for Utilizing Electrical Energy

Description: Patent for an apparatus which consists of an electric motor that is operated by a battery and is designed to use electricity more efficiently. Illustrations included.
Date: July 13, 1909
Creator: Perkins, Thomas F.
Partner: UNT Libraries Government Documents Department

Mail-Holder.

Description: Patent for a mail holder which has slots for different types of mail organized by letter, which can be carried in the mail delivery vehicle thus letting the mail only be sorted once.
Date: March 31, 1908
Creator: Hill, Thomas A.
Partner: UNT Libraries Government Documents Department

Post Hole Digger

Description: Patent for a post hole digger. Illustration included.
Date: December 28, 1909
Creator: Hefner, John M.
Partner: UNT Libraries Government Documents Department

Timber Hewing Machine

Description: Patent for a timber hewing machine. This invention is designed for hewing timbers or railroad ties. Illustration included.
Date: July 31, 1906
Creator: Melton, William K. & King, James G.
Partner: UNT Libraries Government Documents Department
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