UNT Libraries Government Documents Department - 23 Matching Results

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Animal Trap
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.
Clothes-Pin.
Patent for a wire clothes pin that is attached to the clothesline and is easily opened or closed to attach or remove clothes.
Clothes Pin
Patent for a clothes pin. Illustration included.
Compound Rail.
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.
Fish-Trap
Patent for a fish trap that may also be used to capture birds or various smaller animals. Illustrations included.
Fish-Trap
Patent for a fish trap. Illustrations included.
Fish-Trap.
Patent for a fish trap with a closure, which leads fish coming from any direction into the body of the trap.
Fish-Trap.
Patent for a simple, inexpensive, and effective fish trap formed of wire fabric and fabric strips.
Fish Trap
Patent for a fish trap. Illustration included.
Lock
Patent for a lock. Illustrations included.
Mail-Holder.
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.
Means for Utilizing Electrical Energy
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.
Means for Utilizing Electrical Energy
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.
New Boston Quadrangle
Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:62500
Post Hole Digger
Patent for a post hole digger. Illustration included.
Pot-Rack.
Patent for a pot-rack which can hold a scalding-crate, cooking-pan, or canning-machine in a boiler at any depth of one's choice, including illustrations. The pot-rack is simple in design, durable, and inexpensively manufactured.
Texarkana Quadrangle
Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:62500
Timber Hewing Machine
Patent for a timber hewing machine. This invention is designed for hewing timbers or railroad ties. Illustration included.
Tire-Setting Implement.
Patent for a tire setting tool, which resembles tongs for forcing the tire onto a metal vehicle wheel.
Track Fastener
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.
Wagon Brake
Patent for a wagon brake. Illustration included.
Water-Elevator.
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).
Well-Cleaning Machine.
Patent for a well cleaning machine with spring activated jaws for scoops that pick up mud and leaves from the bottom of wells.
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