Country
States
55 Matching Results
Results open in a new window/tab.
Results:
1 - 24 of
55
next
Auto Steering-Lock
Patent for a lock designed to attach to the spokes of a steering wheel with the intention of guarding it from "unauthorized persons" (line 20), including illustrations.
Date:
June 1, 1920
Creator:
Cosby, Luther F.
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
Bracket.
Patent for an improvement on agricultural brackets that allow for easier and more secure connection and support to a variety of agricultural implements.
Date:
June 8, 1920
Creator:
Wright, Joseph Hansel
Object Type:
Patent
System:
The Portal to Texas History
Burner.
Patent for improvements in burners to allow them to use liquid fuel such as oil.
Date:
June 1, 1920
Creator:
Placette, Joeseph G.
Object Type:
Patent
System:
The Portal to Texas History
Chimney Cowl.
Patent for a chimney cowl with a manually controlled spark outlet
Date:
June 4, 1920
Creator:
Jezova, Mary
Object Type:
Patent
System:
The Portal to Texas History
Churning Device
Patent for an improved churning device that provides a carrier for the churning receptacle, making manufacturing cheaper and operation easier.
Date:
June 15, 1920
Creator:
Thompson, Robert A. & Morris, Lute P.
Object Type:
Patent
System:
The Portal to Texas History
Coaling Device.
Patent for coal colliers that breaks the coal into small pieces and lifts the coal to pour the coal into the ship's bunkers.
Date:
June 22, 1920
Creator:
Buchanan, Stewart Harold
Object Type:
Patent
System:
The Portal to Texas History
Collapsible Bench.
Patent for a collapsible bench that improves the structure of general work benches by folding together when not being used.
Date:
June 15, 1920
Creator:
Danyluk, Iwan.
Object Type:
Patent
System:
The Portal to Texas History
Concrete Wall Mold.
Patent for "a concrete wall mold which is so constructed as to produce a very strong wall having vertically extended channels which form ribs materially reinforcing the structure" (lines 10-14)
Date:
June 11, 1920
Creator:
Porter, Charles S.
Object Type:
Patent
System:
The Portal to Texas History
Cotton-Chopper.
Patent for agricultural machines to "permit the chopper to pass predetermined plants during the operation of the machine through a planted field." (lines 13-16)
Date:
June 15, 1920
Creator:
Hart, Granville M. & Wall, James Edgar
Object Type:
Patent
System:
The Portal to Texas History
Crank-Axle Adjustment.
Patent for a crank axle adjustment "to simplify and produce and efficient crank axle that will efficiently perform its function in connection with the general structure of a plow or cultivator." (lines 13-17)
Date:
June 15, 1920
Creator:
Kopplin, Otto E.
Object Type:
Patent
System:
The Portal to Texas History
Cultivator Tongue
Patent for a a tongue that can be connected with a cultivator where the free lateral swinging of the tongue and the cultivator can be induced.
Date:
June 15, 1920
Creator:
Franklin, Iva A. & Mangum, Sam E.
Object Type:
Patent
System:
The Portal to Texas History
Derrick.
Patent for improvements to derricks for oil wells.
Date:
June 9, 1920
Creator:
Babek, Frank
Object Type:
Patent
System:
The Portal to Texas History
Display Device
Patent for improvements in display devices that displays apparel without taking up a lot of space and will be out of the way when not needed.
Date:
June 29, 1920
Creator:
Frank, Henry L. A.
Object Type:
Patent
System:
The Portal to Texas History
Door Stop and Holder.
Patent for an invention that relates to door stops and holders, with the object to limit the swinging of the door when opened and will also hold the door open when it is desired to maintain the same in a open position.
Date:
June 29, 1920
Creator:
Newsom, John Wesley
Object Type:
Patent
System:
The Portal to Texas History
Drill-Bit.
Patent for improvements in drill bit constructions that allows the drill bit to be switched out and the new bit locked in so it is secure.
Date:
June 22, 1920
Creator:
Midgett, Penelton G.
Object Type:
Patent
System:
The Portal to Texas History
Float-Controlled Liquid-Gaging and Cut-Off Means.
Patent for an automatic cut off device for oil tanks that indicates the amount of water in an oil tank and will automatically close the discharge opening when all the water has been discarded from the tank.
Date:
June 29, 1920
Creator:
Waldrep, Granville J.
Object Type:
Patent
System:
The Portal to Texas History
Fork
Patent for a mechanical fork that is operated using the thumb or finger.
Date:
June 15, 1920
Creator:
Denman, Hugh Emery
Object Type:
Patent
System:
The Portal to Texas History
Geometric Figure
Patent for a sewing pattern for spherical objects, including illustrations.
Date:
June 22, 1920
Creator:
Miller, Emma Thornton
Object Type:
Patent
System:
The Portal to Texas History
Ignition Device.
Patent for improvements in Ignition Devices. This device will assist in locating trouble when a multi-cylinder gasoline engine is not firing regularly and one cylinder is "missing".
Date:
June 8, 1920
Creator:
Wood, Robert N.
Object Type:
Patent
System:
The Portal to Texas History
Kettle-Furnace.
Patent for a kettle furnace of simple construction; a kettle furnace comprising a sheet metal member having bolt openings disposed in pairs near the vertical edge.
Date:
June 1, 1920
Creator:
Sanders, Oscar Perdue
Object Type:
Patent
System:
The Portal to Texas History
Liquid Fuel Burner
Patent for fuel burner that can be dismantled and easily moved around the kitchen.
Date:
June 20, 1920
Creator:
Tucker, William A.
Object Type:
Patent
System:
The Portal to Texas History
Liquid-Fuel Burner.
Patent for improvements in liquid fuel burner that generates gas from liquids that requires no labor or supervision.
Date:
June 8, 1920
Creator:
Bittner, Emil R.
Object Type:
Patent
System:
The Portal to Texas History