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1,505 Matching Results
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Account-Book.
Patent for a new and improved account book that is arranged to improve accuracy of record-keeping and facilitate the referencing of different accounts.
Date:
June 13, 1916
Creator:
Zimmerman, Charles Levy
System:
The Portal to Texas History
Acetylene-Gas Generator
Patent for an Acetylene gas generator that allows waste to be emptied from the machine without losing any gas.
Date:
June 13, 1911
Creator:
Finley, Jesse T.
System:
The Portal to Texas History
Acetylene-Gas Generator.
Patent for an acetylene-gas generator that consists of “a suitable frame, a receptacle positioned within said frame, and a gas-bell” (lines 11-13), as well as a gasometer and carbide feed. As a result, the gas generator “will continually furnish dry, cool gas and at a substantially even pressure at all times” (line 22-24). Illustrations included.
Date:
June 4, 1907
Creator:
Hays, Parx Orr.
System:
The Portal to Texas History
Acetylene Gas Generator
Patent for an acetylene gas generator. Illustration included.
Date:
June 20, 1905
Creator:
Dickey, John Splann
System:
The Portal to Texas History
Acetylene-Gas Generator.
Patent for an improved acetylene-gas generator "which is kept in a relatively-cool condition by a surrounding bath of water and which generator is removable at will from the floatable bell of the tank. A further object is to prevent the waste carbid from dropping into the water of the expansible tank and to provide for the free discharge of gas from the generator [...] while [...] permitting the expeditious removal of said generator for the purpose of cleaning and recharging" (lines 13-24).
Date:
January 25, 1900
Creator:
Lindholm, Charlie M.
System:
The Portal to Texas History
Acetylene-Gas Generator.
Patent for an acetylene-gas generator that provides an apparatus in which the parts may be readily detached for convenience in making repairs.
Date:
June 5, 1908
Creator:
Carl, Reinhold A.
System:
The Portal to Texas History
Adding-Machine
Patent for "a simple, cheap, and efficient device of this character which may accomplish with facility and case all the purposes for which it is intended" (lines 13-16).
Date:
June 7, 1892
Creator:
Wright, Joseph W.
System:
The Portal to Texas History
Adding-Machine
Patent for "an adding-machine which, while being constructed of but comparatively few parts, will be so adjusted as arranged as to allow an operator to make rapid and correct calculations; furthermore, to produce an adding-machine in which the operator will be enabled to detect immediately any mistake which he may have made, and, finally, to produce a simple, efficient, and effective adding-machine" (lines 13-22).
Date:
June 25, 1889
Creator:
Stinson, James C.
System:
The Portal to Texas History
Adjustable Colter-Clamp
Patent for a colter clamp that may be fastened to a plow beam. Illustrations included.
Date:
June 11, 1907
Creator:
Allin, Joseph H.
System:
The Portal to Texas History
Adjustable Cultivator-Tooth Seat.
Patent for certain new and useful improvements in adjustable cultivator tooth seats, including instructions and illustrations.
Date:
June 7, 1898
Creator:
Shofield, James Drummond
System:
The Portal to Texas History
Adjustable Handle-Bar for Bicycles.
Patent for adjustable handle bar for bicycles, including illustrations.
Date:
June 29, 1897
Creator:
Winfrey, Edgar, M.
System:
The Portal to Texas History
Adjustable Rocker for Baby-Carriages.
Patent for adjustable rockers that convert baby carriages into a cradle in a quick and reliable manner.
Date:
June 18, 1918
Creator:
Hill, Joseph C.
System:
The Portal to Texas History
Adjustable Support.
Patent for adjustable props or supports used in concrete construction or scaffolding, including illustrations.
Date:
June 18, 1918
Creator:
Ware, Howard T.
System:
The Portal to Texas History
Adjusting Device for Compressing-Rolls.
Patent for adjusting devices for compressing rolls which “employed for compressing into a continuous thin sheet cotton fiber; and the objects in view are to provide a simple and convenient means for binding the rolls in contact, and when so bound to prevent any undesired yielding.” (Lines 10-15) Illustration is included.
Date:
June 16, 1891
Creator:
Goldthwaite, Joseph G.
System:
The Portal to Texas History
Aerodrome
Patent for an aerodrome/helicopter with improved wing design.
Date:
June 27, 1911
Creator:
Snow, Guy
System:
The Portal to Texas History
Aerodrome
Patent for an aerodrome. Illustrations included.
Date:
June 6, 1911
Creator:
Mayhew, Nathaniel L.
System:
The Portal to Texas History
Aeroplane.
Patent for improved propulsion for airplanes involving propellors in the front and rear of the plane. This aids in regulating air currents to stabilize flight, landing and speed. The patent includes illustrations.
Date:
June 12, 1917
Creator:
Campbell, John R.
System:
The Portal to Texas History
Air-Brake Coupling
Patent for an air brake coupling for use on trains that opens the air valves when the coupling is attached.
Date:
June 20, 1911
Creator:
Winton, Robert A.
System:
The Portal to Texas History
Air-Chamber.
Patent for an air-chamber that pumps in air confined with a flexible diaphragm to spray or diffuse fluid, including illustration.
Date:
June 18, 1861
Creator:
Creuzbaur, Robert
System:
The Portal to Texas History
Air-Feed for Motors.
Patent for air-feed invention that aims to supply moist air to automobile engines. Illustrations included.
Date:
June 19, 1917
Creator:
Reid, Samuel E.
System:
The Portal to Texas History
Air-Gun
Patent for an air gun. Illustrations included.
Date:
June 21, 1910
Creator:
Heckman, George E.
System:
The Portal to Texas History
Air-Lift for Elevating Liquids.
Patent for a pneumatic lift that maintains the air pressure needed to effectively move liquid through a pipe.
Date:
June 29, 1915
Creator:
Andrews, Benjamin
System:
The Portal to Texas History
Airship
Patent for an airship that is equipped with gas bags to control the ascent and descent of the airship and make it float in case of landing in the water.
Date:
June 11, 1912
Creator:
Bradshaw, John F. W.
System:
The Portal to Texas History
Alarm Attachment for Electric Bells.
Patent for "an Alarm Attachment for Electric Bells." "The object in view is the provision of means for facilitating the change of an ordinary door-bell into a continuously-ringing alarm apparatus, while leaving the mechanism free to be changed back into its former operative condition as a door-bell."(Lines 10-15) Including illustrations and instructions.
Date:
June 30, 1902
Creator:
Blakeney, Henry
System:
The Portal to Texas History