UNT Libraries Government Documents Department - 338 Matching Results

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Acetylene Gas Generator.
Patent for a acetylene gas generator which combines "both a generator and a gasometer the parts of which are so arranged as to render the machine efficient and entirely automatic in action, as well as inexpensive of production." (lines 16-20) including illustrations.
Acetylene Gas Generator
Patent for an acetylene gas generator. This invention is designed to be automatic, use non-freezing fluids, and work on railway trains or ships. Illustrations included.
Acetylene-Gas Generator
Patent for an improved acetylene-gas generator with a carbid receptacle on top of of the gasometer an an improved automated valve mechanism to assist with gas maintenance.
Adjustable Arch for Cultivators
Patent for an adjustable arch for cultivators.
Adjustable Hame Fastner
Patent for "new and useful Improvements in Adjustable Hame-Fastner" (lines 6-6), including instructions and illustrations.
Agricultural Implement
Patent for an agricultural implement. This invention allows for the interchangeability of different blades. Illustration included.
Animal-Trap.
Patent for an improved animal trap, primarily intended for catching wolves, that is adjustable and economical to construct.
Apparatus for Applying Dry Hot Air to the Face
Patent for a hot air blowing device for blowing on the face that has adjustable temperature settings.
APPARATUS FOR PUMPING WATER, SAND, &c.
Patent for "an apparatus for emptying sandboxes of locomotives" (lines 13-14) "operated by compressed air to elevate and discharge sand, water, &c." (lines 10-11).
Apparatus for Supplying, Heating, and Burning Crude Oil and Air
Patent for an apparatus for supplying, heating, and burning crude oil and air for use in heating stoves.
Attachment for Phonographs, &c.
Patent for an attachment for phonographs to be used to have records play on a loop. Illustrations included.
Attachment for Riding-Cultivators and Other Agricultural Implements
Patent for an attachment for riding cultivators and other agricultural implements which has an adjustable point that allows the same depth of furrow to be made across undulating ground.
Audiphone
Patent for a audiophone which reproduces sounds at their original volume and timbre through the use of diaphragms vibrated by an electric signal.
Automatic Electric Switch
Patent for an automatic electric switch. Illustration included.
Automatic Elevator Gate
Patent for an elevator gate that will automatically be raised or lowered upon ascent or descent of the elevator, with illustrations.
Automatic Hay-Press
Patent for a motor powered automatic hay press.
Automatic Switch Indicator
Patent for an automatic switch indicator. This invention is designed to "prevent accidents resulting from misplaced switches, due to the carelessness of the railroad employees or the inability of the engineer to see the customary track-signals" (line 14-19). Illustrations included.
Back Band Buckle
Patent for back band buckle. Illustration included.
Bale-Band Tightener
Patent for a bale-band tightener, illustrations included.
Bale-Tie.
Patent for "a bale-tie which may with readiness and case be locked in position upon a bale and which will be positive in operation and thoroughly efiective for the purpose designed"(lines 8-12)
Baling Press
Patent for a baling press. This invention provides a lever and connection to move the plunger to the sliding fulcrum. Illustration included.
Baling - Press.
Patent for a baling press, “an improvement in that class of automatic presses adapted for baling hay, cotton, excelsior and similar materials.” (lines 8-10) including illustrations.
Baling-Press
Patent for a manually operated baling press which bales materials more easily than other presses.
Baling-Press.
Patent for a press for baling cotton and other fibrous materials.
Baling Press
Patent for a baling press. Illustrations included.
Baling Press
Patent for a bailing press. Illustrations included.
BalingPress
Patent for the usefulness of baling press.
Band-Cutter
Patent for band-cutters “designed for facilitating the cutting of bale-bands” (lines 11-12) including illustrations.
Beamless Brake Mechanism
Patent for a beamless brake mechanism. Illustration included.
Bedstead
Patent for a bedstead. Illustration included.
Blind-Slat Fastener.
Patent for improvements in shutter attachments, in which it locks the slats in place at a desired angle. Illustration is included.
Blind-Stop.
Patent for a device which locks blinds in place at the desired angle.
Block-Signaling Device.
Patent for a block signaling device for railroads, which sends an audible signal as well as a telephone message to the incoming train.
Boll Weevil Exterminator
Patent for a boll weevil exterminator. This invention is designed to remove boll weevils from cotton plants and crushing them between rollers. Illustration included.
Book
Patent for a book with margin numbering which allows for page numbers to be visible with one glance, including illustrations.
Book or Music Leaf Turner.
Patent for a music page turner, which can be operated by a lever or foot pedal.
Bottle Stopper
Patent for a bottle stopper. Illustrations included.
Bow Facing Oar
Patent for an oar facing the bow side of the craft. The invention allows for the rower to sit facing the direction of movement of the boat and be able to apply greater amounts of exertion. Illustration included.
BRICK-KILN.
Patent for brick-kilns to "provide means for burning bricks in a much shorter time and more effectively than is possible with usual constructions, and, further, to protect the kiln-walls against the injurious effects of heat" (lines 9-13).
Bridge Construction
Patent for a truss bridge which also uses suspension cables and is lighter than previous truss bridges.
Bust-Developer
Patent for a bust developer which is battery operated and attaches cups to the breasts to draw the blood into the breast area and cause them to enlarge.
Buttonhole and Button Location Marking Machine.
Patent for an improvement on machines that create buttonholes and mark buttonholes. Includes illustrations.
Cable Grip
Patent for a cable grip. Illustration included.
Calendar
Patent for a calendar. This invention relates to a form of calendar known as "perpetual" calendars. Illustration included.
Car Brake
Patent for a car brake. This is an invention for a brake on railroad cars.
Car Coupling
Patent for a coupling mechanism for rail cars. Illustration included.
Carbid-Feed Device for Acetylene-Gas Generators.
Patent for a carbide-feed device for Acetylene gas generators, which prevents moisture from getting into the carbide and causing it to stick to the walls of the feed tube.
Carpenter's Jack
Patent for a carpenter's jack specifically designed for "carpenters or workmen in laying flooring, putting up siding, or any similar operations" (lines 9-11).
Carpenter's Square.
Patent for a carpenter's square, which has a table of rafter cut measurements, a table of measurements in inches, and the standard carpenter's measure table.
Carpet Stretcher
Patent for carpet stretcher. Illustration included.
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