UNT Libraries Government Documents Department - 642 Matching Results

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Acetylene Gas Generator
Patent for an acetylene gas generator. illustration included.
Acetylene-Gas Generator
Patent for an Acetylene gas generator that allows waste to be emptied from the machine without losing any gas.
Adjustable Light Shade and Reflector.
Patent for a new adjustable light shade and reflector with "a shade and a support therefor so provided with joints that the shade may be given any desired angle of reflection, relative to the light, and its relative distance from the light may be regulated" (lines 13-17), which includes illustrations and instructions.
Adjustable Window-Scaffold
Patent for an adjustable window scaffold. Illustrations included.
Advertising Exhibitor and Phonographic Annunciator
Patent for an advertising exhibitor and phonographic annunciator that shows changing advertisements and has a recording reading them out.
Advertising-Machine
Patent for an advertising machine for displaying various advertising cards in a motorized machine that displays all the different cards as it goes around in a circle.
Aerial Navigating Apparatus.
Patent for an aerial navigating apparatus with more details of combinations, construction, and presentation of parts.
Aerodrome
Patent for an aerodrome/helicopter with improved wing design.
Aerodrome
Patent for an aerodrome. Illustrations included.
Aeroplane.
Patent for an aeroplane with a propeller, which is "pivotally mounted and adjustable into different positions relative to the planes in order to produce either a rising movement or thereof or a driving movement in a horizontal or other plane" (lines 26-30).
Aeroplane
Patent for an aeroplane that will maintain its balance in the air automatically
Air-Brake Coupling
Patent for an air brake coupling for use on trains that opens the air valves when the coupling is attached.
Airship
Patent for a dirigible airship. Illustrations included.
Airship
Patent for a dirigible airship for aerial navigation, "to provide the balloon or gas bag with aeroplanes which serve to steady the balloon during the flight of the ship, and to increase the lifting power of the balloon when the ship is under motion, the arrangement being such as to enable said aeroplanes to be converted into a parachute, should the balloon or gas bag become deflated" (lines 20-28).
Alarm Device
Patent for an alarm device that is mounted on a house to warn of approaching wind storms.
Amusement Device
Patent for an amusement device. This invention uses a ballast and simulates the appearance and motion of a floating ship under way. Illustrations included.
Animal-Trap
Patent for a foot trap for catching animals known for their furs that will prevent the animal from gnawing the trap or his foot off.
Animal-Trap
Patent for an animal trap. Illustrations included.
Ant-Trap.
Patent for ant traps that has a body portion with upper and lower inlet chambers. The trap is connected with the upper inlet chamber by a passage-way through which the ants may pass.
Ant Trap.
Patent for an in-ground ant trap that prevents the ants from escaping once caught in the trap, including instructions and illustrations
Apparatus for Delivering and Hauling Seines
Patent for an apparatus for delivering and hauling seines that can be used in deeper water and is safer than the ordinary method of using seines.
Apparatus for Destroying Insects
Patent for an apparatus for destroying insects. Illustrations included.
Apparatus for Extracting Wax from Plants
Patent for "an apparatus for extracting wax from the candelilla plant and other species of plants of the class Myrica." (lines 9-12)
Apparatus for Manufacturing Carbureted Gas
Patent for an apparatus that manufactures gas for illuminating and heat generating purposes, including instructions.
Apparatus for Separating Cotton from its Seed
Patent for an apparatus for separating cotton from its seed that uses heat and air to separate the cotton.
Apparatus for Separating Wax from Plants
Patent for an apparatus for separating the wax from plants. Illustrations included.
Apparatus for Transmitting Sound-Waves
Patent for transmitting sound waves by magnetic induction and to "furnish an apparatus by which these different vibrations can be heard at the receiving end" (lines 20-22). Includes descriptions and illustrations.
Ariel Navigation
Patent for an airplane which will maintain its balance in the air and can be easily maneuvered up and down and around in the air.
Ash-Pan
Patent for an ash pan for trains. Illustrations included.
Attachment for Automobiles
Patent for a spring motor attachment for automobiles.
Attachment for Cultivators
Patent for attachment for cultivators. The invention allows a cultivator's shovel to be spaced apart to facilitate the plowing of corn, cotton, and other similar products.
Attachment for Diaphragm Face Plates
Patent for an attachment for diaphragm face plates. Illustration included.
Attachment for Lifting-Jacks
Patent for an attachment for lifting jacks.
Attachment for Pipes
Patent for an attachment for pipes. Illustration included.
Attachment for Wringers and Washing-Machines
Patent for an attachment for wringers and washing machines that allows the washing machine to be moved directly from the washing tub to the rinsing tub.
Automatic Air-Brake Appliance
Patent for an automatic air brake appliance for railroad cars that activates if the car derails.
Automatic Funnel.
Patent for a funnel which automatically seals when liquid in a receptacle reaches a certain level. The spout of the funnel also contains a stopper which can be lifted to permit liquid to pass into the receptacle at the desired time.
Automatic Gate.
Patent for an automatic gate that can be unlatched and opened by a vehicle approaching; and then, closed and latched again after passage of the vehicle. The automatic gate is reliable, not easily deranged, and simple in construction.
Automatic Hay-Press
Patent for an automatic hay press that ties three sides of the bale while in the press and the fourth outside of it.
Automatic Oiler
Patent for an automatic oiler for railroad cars.
Automatic Piano
Patent for an automatic piano that can play longer and is more compact than previous models.
Automatic Railway-Switch Operating Mechanism
Patent for an automatic railway switch operating mechanism with improved levers and controls.
Automatic Sack Filling and Weighing Machine
Patent for an automatic sack filling and weighing machine. Illustrations included.
Automatic Safety Attachment for Air-Brakes
Patent for an automatic safety attachment for air brakes that can be attached to trains and automobiles. Illustrations included.
Automatic Switch
Patent for an automatic switch for railroad tracks.
Automatic Vehicle Brake
Patent for automatic vehicle brake. The invention "provides a spring controlled rack cooperating with a gear or pinion or a vehicle wheel." (line 18-20). Illustrations included.
Automatic Weighing-Scale
Patent for improvements in automatic weightlifting scales. The modifications aim to facilitate the weighting of materials in bulk.
Automobile-Lamp
Patent for an automobile lamp that will rotate the direction the tires of the car turn.
Automobile Torpedo
Patent for a submarine torpedo which explodes in the hull of a vessels it hits.
Automobile-Wheel
Patent for an automobile wheel. Illustrations included.
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