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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.
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bale Tie.

Description: Patent for a new and improved bale tie. This design is of a metal band with several slots, so that the accompanying metal button can pass through any two overlapping slots, securing the bale within the band.
Date: July 19, 1881
Creator: Griffin, James Lee
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wagon Brake.

Description: Patent for a new and improved wagon-brake. This design consists "of a suitable support which is attached to the rear axle-tree, the brake which is pivoted to this support, the connecting-rod pivoted to the brake, and the operating lever pivoted upon a supporting bar which extends from one standard to the other . . . The object of [the] invention is to produce a wagon-brake which is simple in construction, effective in operation, and by means of which the driver can instantly apply the brake wit… more
Date: May 7, 1889
Creator: Griffin, William Sidney
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Indicator for Scales.

Description: Patent for a new and improved indicator for scales. This design "consists in a weighted rocker and indicating-arm combined with a scale-beam for operation thereby . . . [it has] for [its] object to dispense with the slides heretofore used and provide for an automatic indication of weight" (lines 8-14).
Date: January 17, 1882
Creator: Fulcher, Valentine M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lumber-Carrier

Description: Patent for an improved lumber carrier which, as the cart travels down hill with the weight of the lumber it is prevented from rolling backwards if it were to lose speed by engaging of pawls with notches to hold it in place. It can then be manually pushed to get it started again.
Date: November 15, 1892
Creator: Chauvin, Phillip A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lumber-Drier

Description: Patent for "means adapted to superheat steam and supply it to a drying-chamber, substantially" (lines 28-30).
Date: February 4, 1890
Creator: Hooton, James M.
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Partner: UNT Libraries Government Documents Department

Lock

Description: Patent for a lock. Illustrations included.
Date: December 15, 1908
Creator: Greene, George W.
Item Type: Refine your search to only Patent
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
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Steam-Engine

Description: Patent for "a new and improved steam-engine, in which the pressure of the live steam is completely and very advantageously utilized," (lines 8-10) including illustrations.
Date: August 3, 1886
Creator: Rush, Peter S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Steam Engine

Description: Patent for an "new and improved steam-engine in which a dead center position is obviated and the pressure of the live steam is completely and very advantageously utilized" (line 7-11)
Date: August 30, 1887
Creator: Rush, Peter S.
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mixture For Fish-Baits.

Description: Patent for a coating for fish-bait of any kind which includes ingredients and instructions. The ingredients are water, asafeotida {(foul smelling gum resin from the root of several species of Ferula, a perennial herb) see: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3459456/}, oil of anise, and honey.
Date: October 21, 1884
Creator: Bates, Carol F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pump for Oil Cans, &c.

Description: Patent for a new and improved pump for oil cans. This design "especially relates to means for holding a pump cylinder or barrel within the cask or can, and preventing oil from escaping through the aperture or opening through which the cylinder passes; and to these ends it consists of the construction, combination, and arrangement of parts" (lines 20-26).
Date: October 27, 1885
Creator: Nelson, John Bryon
Item Type: Refine your search to only Patent
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
Item Type: Refine your search to only Patent
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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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