UNT Libraries Government Documents Department - 1,645 Matching Results

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Acetylene-Gas Generator

Description: Patent for a large hopper-based device which generates acetylene gas.
Date: April 1, 1902
Creator: Clopton, John B.

Acetylene Gas Generator

Description: Patent for "a new and useful acetylene-gas generator" (lines 5-6), including illustrations and instructions.
Date: April 26, 1898
Creator: Williams, B. F.

Acetylene Gas Generator

Description: Patent for an acetylene gas generator. Illustrations included.
Date: April 4, 1905
Creator: Wallace, William A.

Acetylene-Gas Generator

Description: Patent for an acetylene-gas generator. Illustrations included.
Date: April 26, 1910
Creator: Moberley, Oscar R.

Acetylene-Gas Generator.

Description: Patent for an acetylene gas generator, which claims to improve upon this device by simplifying the "means for feeding carbid to the water," (line 14) hence making it "more efficient and durable in use and less expensive to manufacture." (lines 19-21)
Date: April 3, 1906
Creator: Dulaney, John B.

Adjustable Footrest.

Description: Patent for an improved, adjustable foot rest that allows for more adjustments and range of motion "to any desired position for the comfort of the user" (lines 13-14), and is secured to the floor.
Date: April 20, 1920
Creator: Kingsford, Walter E.

Adjustable Luggage-carrier

Description: Patent for a luggage carrier that attaches to vehicles to carry packages of various sizes. Includes illustrations.
Date: April 5, 1921
Creator: Green, John R.

Adjustable Mosquito-Canopy.

Description: Patent for an adjustable, simple, and easily used mosquito-canopy for beds that fits over any style and size of bed, and is easily removed.
Date: April 25, 1893
Creator: Eva, Addison H.

Adjustable Shade Hanger

Description: Patent for a window shade hanger device which allows for the shade to be placed at multiple stations by sliding and covering any portion of the window desired instead of a stationary shade mount.
Date: April 6, 1915
Creator: Hillman, Annie M.

Adjustable Stool.

Description: Patent for an adjustable and foldable stool for but not limited to field workers, including instructions and illustrations.
Date: April 6, 1880
Creator: Smith, William Alexander & Smith, Robert Toumbleson

Adjustable Trunk-Rack

Description: Patent for a trunk-rack that is adjustable and sturdy. The trunk-rack design indicates that the rack has wheels and adjustable components to accommodate various sized pieces of luggage.
Date: April 15, 1919
Creator: Wessinger, Lon Woodram

Adjustable Window-Scaffold

Description: Patent for an adjustable window scaffold. Illustrations included.
Date: April 11, 1911
Creator: Wright, Scott W.

Advertising Device

Description: Patent for an Advertising Device. This device provides "a series of hinged leaves so mounted that those exposed to view have the experience of being part of a book." (lines 14-17). "A further object is to provide means which will conceal the operating mechanism, and mystify the observer" (lines 23-25), with a "supporting structure and a dummy provided with a movable hand...for turning said movable shaft as the leaves are turned" (lines 3-13).
Date: April 6, 1912
Creator: Friedman, Bernard Z.

Advertising Device

Description: Patent for an advertising device meant to sit on a desk as a ruler. This device is designed to make the images on its surface appear to be suspended in air when it is lifted. It can be manufactured cheaply and is intended to be distributed for free as both a ruler and advertisement.
Date: April 9, 1918
Creator: Glisson, Amos Adolphus

Advertising-Fan.

Description: Patent for "an attractive sign, which by reason of its revolutions will receive notice from the general public and illustrate business cards or signs, and furthermore to operate the same by and in conjunction with a fan, such as is commonly used in public places." (Lines 15-20) Includes instructions and illustrations.
Date: April 30, 1895
Creator: Lo Casto, Tony

Advertising-Machine

Description: 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.
Date: April 18, 1911
Creator: Helm, Virgil L.

Aerial Ship

Description: Patent for "a ship for navigating the air, which shall be almost or quite as easily governed and controlled as regards its course of travel, irrespective of the direction of the wind and in other respects, as a ship provided with propelling means, used to sail in or through the water" (lines 9-15).
Date: April 19, 1892
Creator: Riddle, William Nelson

Aerodrome

Description: Patent for an aerodrome. Illustrations included.
Date: April 16, 1912
Creator: Helm, Amos J.

Agricultural Machine

Description: Patent for improvements to certain components of agricultural machines, particularly the plow, planter, and stalk cutter attachments.
Date: April 15, 1919
Creator: Johnson, O. J.

Air-Brake Apparatus.

Description: Patent for an improvement to the air brake which includes new types of valves.
Date: April 14, 1914
Creator: Parker, William E.

Air Brake Attachment.

Description: Patent for "mechanism for use in connection with railway cars for automatically controlling the air brakes," including instructions and illustrations.
Date: April 17, 1917
Creator: Flowers, Malon Inghram & Sale, Archie Pierce

Air-Brake-Setting Appliance

Description: Patent for an air brake apparatus for train cars which automatically activates when a train car is derailed. Illustrations included.
Date: April 13, 1909
Creator: Gale, Albert & Lilley, Doc M.
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