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Acetylene-Gas-Generating Apparatus.

Description: Patent for "improvements in apparatus for generating acetylene , and comprises the novel features." (lines 8-10) including illustration.
Date: July 24, 1900
Creator: Metcalf, Charles Wesley

Adjustable Friction-Grab for Fishing-Tools.

Description: Patent for friction grabs for fishing tools in well drilling operations that can be "easily adjusted for different sized holes or wells and which will be automatically adjusted and the grabs automatically closed on the object to be removed" (lines 14-17).
Date: May 24, 1921
Creator: Dickson, Lawrence E.

Adjustable Trace Clip

Description: Patent for Adjustable Trace Clip. "The invention relates to an adjustable trace clip, and has for its primary object to provide a clip of this character in which the connecting strap between the back and belly bands may be adjusted with relation to the trace so as to permit the back band to properly fit the animal and also allow the longitudinal adjustment of the trace" (lines 9-16).
Date: May 24, 1912
Creator: Bradfute, Benjamine F.

Advertising Chair

Description: Patent for a rocking chair for displaying advertisements. Illustrations included.
Date: May 24, 1910
Creator: Biehl, Antonio

Aerodrome

Description: Patent for an aerodrome which is a heavier than air flying machine powered by motorized propellers
Date: August 24, 1909
Creator: Sinclair, William

Air-Brake

Description: Patent for an air brake with instructions and illustrations.
Date: November 24, 1914
Creator: Wolf, Gustav B.

Air-Supply-Valve Attachment

Description: Patent for a valve add on for a carburetor in order to control the air flow.
Date: January 24, 1918
Creator: Kirkpatrick, Monroe C.

Amusement Device.

Description: Patent for a Ferris wheel in which the passenger cars rotate horizontally in addition to rotating vertically with the direction of the main wheel.
Date: May 24, 1921
Creator: Lindamood, Roy S.

Ant Trap.

Description: Patent for a new and improved ant trap. This design consists "[i]n an ant-trap, the combination, with a trough formed with a top [that is] flanged . . . of a box connected thereto by a tube terminating in a disk . . . [and] of the connecting-tubes, box, and fence" (lines 62-68).
Date: November 24, 1885
Creator: Thompson, William Henderson

Antifriction Device for Cranks and Pitmen

Description: Patent for an antifriction device used to "prevent dust and grit from accumulating in the anti-friction bearings" (lines 17-18). Illustrations included.
Date: December 24, 1907
Creator: Neighbour, William W.

Apparatus for Baling Cotton.

Description: Patent for a cotton baling machine in which, it would provide a mechanism for baling the fiber in packages, for the ease of transporting and handling; and to prevent the loss of cotton or fiber in transporting from the gin to the baling-press. Illustration is included.
Date: February 24, 1891
Creator: Rembert, Henry

Apparatus for Burning Fuel-Oil

Description: Patent for an oil burner for stoves and furnaces. Illustrations included.
Date: September 24, 1912
Creator: Kunkel, Albert R.

Apparatus for Distilling Wood.

Description: Patent for improvements in wood distillers "wherein the liquids of the woods are extracted by subjection in a closed heated chamber or retort and carried by vaporization through the process of distillation to condensation" (lines 18-22).
Date: December 24, 1889
Creator: Spangler, Samuel H.

Apparatus for Feeding Fuel to Furnaces

Description: Patent for device that aids in the separation of bolls and burrs in cotton ginning, and makes use of undesired material as a fuel for power.
Date: October 24, 1916
Creator: Williams, Edward

Apparatus for Loading Cotton-Bales, &c.

Description: Patent for an apparatus for loading cotton-bales onto trucks from the compress. It is comprised of a cylinder, a piston, a piston rod, an inlet and exhaust pipes and a valve, a chain with grapnels at one end end and the other end is connected to the piston rod, a sheave, an adjustable slidable trip rod, a pivoted trip lever connected to the cylinder, a four armed lever connected to the valve, and connecting rods.
Date: December 24, 1895
Creator: Thompson, George

Apparatus for Stamping Envelopes

Description: Patent for "a means whereby with one motion a stamp will be supplied from the'apparatus, moistened, and placed in position upon a letter, wrapper, or parcel adapted to receive it, and wherein a number of stamps may be consecutively placed when and as desired" (lines 10-15).
Date: September 24, 1889
Creator: Helland, Hans & Matzow, Frantz

Artificial Fruit, Foliage, and Flowers.

Description: Patent for a new and improved method of making artificial fruit. This design "consists in cutting out a piece of lace or netting of the desired shape, forming the lace or netting into a bag, stuffing the bag with cotton or wool . . . picking the cotton or wool up through the meshes of the lace or netting, cutting narrow strips of tissue-paper, and applying them in layers until a covering similar to pasteboard is formed, drying the article, painting the article, sinking the article in a bath of … more
Date: May 24, 1887
Creator: Eve, Emma H.

Attachment For Wheeled Plows Or Cultivators.

Description: Patent for certain new and useful improvement sin attachments for wheeled plows or cultivators, including instructions and illustrations.
Date: October 24, 1899
Creator: Fullerton, John C.

Automatic Car-Switching System.

Description: Patent for "a system of switching where the cars of a train are pushed up an incline and placed successively on an elevated annular revolving platform, by which they are automatically distributed to their respective receiving-tracks" (lines 9-14).
Date: March 24, 1896
Creator: Lelardoux, Pierre

Automatic Cork Extractor.

Description: Patent for a new and improved automatic cork extractor. This design "consists, principally, of a vertically-moving and partially-rotating blade having a harpoon-shaped or shouldered head for piercing and drawing the corks; in laterally opening and closing jaws for holding the necks of the bottles; in pivoted and laterally-moving pointed levers for throwing the parts of the corks away from the blade when withdrawn, and in the construction and combination of the parts of the device" (lines 14-23). more
Date: May 24, 1881
Creator: Clark, Chester Cady

Automatic Hose-Coupling

Description: Patent for an automatic hose coupling with instructions and illustrations.
Date: November 24, 1914
Creator: Herr, Herbert C.

Automatic lock.

Description: Patent for a gate lock that automatically locks.
Date: March 24, 1924
Creator: Parker, Robert N.

Automatic Trailing Device

Description: Patent for an automatic trailing device. This device is made to "successfully follow the tracks of the front vehicle without the use of a driver on the vehicle in tow" (lines 14-17).
Date: February 24, 1920
Creator: Sloan, Charles Lee
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