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491 Matching Results
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1 - 24 of
491
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Slime-Pulp Thickener.
Patent for a machine used in the wet milling process. It allows proportionate distribution of liquids to aide during the thickening process.
Date:
April 17, 1923
Creator:
Allen, Charles
Object Type:
Patent
System:
The Portal to Texas History
Automobile-Top.
Patent for "new and useful improvements in Automobile-Tops." (lines 5-6) and is related to "tops of automobiles having two or more seats." (lines 9-10) includes illustrations.
Date:
March 2, 1920
Creator:
Stewart, Henry W.
Object Type:
Patent
System:
The Portal to Texas History
Contact-Shoe for Automatic Train-Stops.
Patent for a new contact shoe, used in rail transport, attached to the train car to conduct automatic stops despite possible hazards through the use of magents and electricity, including illustrations .
Date:
March 30, 1920
Creator:
Bulla, Melbern Bernie
Object Type:
Patent
System:
The Portal to Texas History
Process For The Reduction Of Iron And Lead Ores.
Patent for a process that reduces iron and lead ores. This is done through two distinct combustion processes, the first of which converts the fuel and oxygen into carbon dioxide and the second process which produces carbon monoxide, that can produce iron or steel of different grades.
Date:
June 14, 1921
Creator:
Anderson, Robert J.
Object Type:
Patent
System:
The Portal to Texas History
Crown Setter
Patent for a crown setter that can make impressions of varying sizes with the same tool.
Date:
July 6, 1920
Creator:
Lewis, Samuel Riley
Object Type:
Patent
System:
The Portal to Texas History
Bed.
Patent for a bed, specifically the joints of a bedframe. The side rails for a bedframe are joined by tapered connectors.
Date:
August 17, 1920
Creator:
Hellweg, Rudolph F.
Object Type:
Patent
System:
The Portal to Texas History
Coating Apparatus and Mathod.
Patent for a new apparatus into which long objects such as pipes can be placed, dipped into coating material, and spun so that objects are coated evenly.
Date:
August 24, 1920
Creator:
Watrous, Edward L.
Object Type:
Patent
System:
The Portal to Texas History
Combustion Apparatus
Patent for a combustion apparatus that will maximize the heat produced with any given amount of fuel.
Date:
December 14, 1920
Creator:
Anderson, Robert James
Object Type:
Patent
System:
The Portal to Texas History
Cleaning Device
Patent for a cleaning tool that attaches to the windshields of automobile windows to clean snow, rain, and dust. It is operated from the interior of the car and can be easily attached and removed. Includes illustrations.
Date:
March 29, 1921
Creator:
Rivers, Charles A. & Stuart, Francis B.
Object Type:
Patent
System:
The Portal to Texas History
Building Construction
Patent for building construction that is new and a useful improvement to sleeping porch construction.
Date:
March 14, 1922
Creator:
Trost, Henry Charles
Object Type:
Patent
System:
The Portal to Texas History
Apparatus for Separating or Concentrating Ores
Patent for improvements in apparatus for separating or concentrating ores through a flotation method.
Date:
August 31, 1920
Creator:
Cole, David
Object Type:
Patent
System:
The Portal to Texas History
Automatic Density-Indicator for Slime-Pulp Separators.
Patent for devices that thickens slimes for ore milling operations in which it will indicate the density and regulate it so it will not go below a predetermined value.
Date:
June 22, 1920
Creator:
Allen, Charles
Object Type:
Patent
System:
The Portal to Texas History
Automobile-Radiator.
Patent for improvements in automobile radiators to provide the ability to remove the top and the bottom of the tanks so they can be easily reached for replacement and repair.
Date:
June 15, 1920
Creator:
Costelloe, Clinton & Stoll, Sherm G.
Object Type:
Patent
System:
The Portal to Texas History
Lock For Radiator Caps.
Patent for a device to reliably and effectively secure the radiator cap in position on the filling neck of a radiator in order to avoid displacement. Device is of simple and durable construction and inexpensive to manufacture.
Date:
May 9, 1922
Creator:
Brown, Francis Nathaniel, Jr.
Object Type:
Patent
System:
The Portal to Texas History
Cosmetic Lotion.
Patent for a cosmetic lotion to be used as a treatment for imperfections of the skin by inducing sloughing of the epidermis.
Date:
February 28, 1922
Creator:
Newlyn, Thomas J.
Object Type:
Patent
System:
The Portal to Texas History
Metal-Working Device.
Patent for a hand-operated device that bends and shears metal at any desired angle and length.
Date:
August 16, 1921
Creator:
Bussel, H.
Object Type:
Patent
System:
The Portal to Texas History
Locking Device for Motor-Vehicles.
Patent for a simple, inexpensive locking mechanism that would prevent an automobile from being used in an unauthorized way, while still allowing the vehicle to be manually moved or towed if needed, including illustrations.
Date:
June 21, 1921
Creator:
Harris, Robert E.
Object Type:
Patent
System:
The Portal to Texas History
Fluid-Conditioning Apparatus.
Patent for an air conditioning apparatus that provides "new and improved means for moistening and cooling air," including the "collection and accumulation" of the cooling fluid (lines 10-12).
Date:
May 31, 1921
Creator:
Lindauer, William A.
Object Type:
Patent
System:
The Portal to Texas History
Locking Device for Motor-Vehicles.
Patent for locking devices for Ford automobiles and trucks, which have a particular steering and control mechanism. The purpose is to provide a locking device, particularly well adapted to Ford automobiles and trucks, to limit the movement of the steering wheel and prevent the movement of the throttle lever from a closed position.
Date:
June 21, 1921
Creator:
Harris, Robert E.
Object Type:
Patent
System:
The Portal to Texas History
Filtering Material.
Patent for "improved filtering stuff composition" (lines 8-9), containing vegetable ashes and an insoluble binding agent for the purpose of purifying liquids.
Date:
April 19, 1921
Creator:
Müller, Enrique
Object Type:
Patent
System:
The Portal to Texas History
Locking Device for Motor-Vehicles.
Patent for motor vehicle locking device to prevent theft or unauthorized use of motor vehicle. Suited for motor vehicles with the "throttle and spark levers below the steering wheel" (lines 18-19).
Date:
May 3, 1921
Creator:
Harris, Robert E.
Object Type:
Patent
System:
The Portal to Texas History
Patent for Film Winding Attachment
Patent for film-winding attachment that allows for the exact number of rotations to wind film. This invention seeks to prevent unnecessary damage that excessive winding can do to film.
Date:
January 6, 1920
Creator:
Mansfield, Clarence H.
Object Type:
Patent
System:
The Portal to Texas History
Method and Plant for Storing and Averaging Materials.
Patent for improved storing and retrieval of mining materials through the use of new mechanisms, procedures, and building structures.
Date:
August 30, 1921
Creator:
Cole, David & Bergman, Julius
Object Type:
Patent
System:
The Portal to Texas History
Metallic Roof.
Patent for a metallic roof in which section edges are secured so that they do not become disconnected, intentional bracing prevents sagging, and securing the roof does not require the use of nails, which prevents leaks.
Date:
February 21, 1922
Creator:
Crawford, Hezekiah H.
Object Type:
Patent
System:
The Portal to Texas History