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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
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
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
Piston-Ring.
Patent for metallic piston rings to allow for expansion and contraction without leakage.
Date:
June 15, 1920
Creator:
Jordan, Robert M.
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
Sample-Taking Device.
Patent for improvements in Sample-Taking Devices, specially for drilling oil wells with the purpose of taking samples, which can be easily removed from the well without with-drawing the bit or drill stem.
Date:
June 8, 1920
Creator:
Huston, Sidney H.
Object Type:
Patent
System:
The Portal to Texas History
Screening Device for Oil-Wells.
Patent for improvements in a screening device for oil wells that is specially made for wells constructed in places of strong gas pressure.
Date:
June 8, 1920
Creator:
Houston, Sidney H.
Object Type:
Patent
System:
The Portal to Texas History
Shutter-Actuating Apparatus.
Patent for a device which acts as "a simple and relatively inexpensive apparatus by means of which a camera shutter may be operated either for snapshots or time exposures, from a point at a distance from the camera so that the operator may be included in the photograph and yet be able to absolutely control the time and duration of the exposure" (lines 10-17). Illustrations included.
Date:
June 29, 1920
Creator:
Emmrick, Hans B.
Object Type:
Patent
System:
The Portal to Texas History
Shredding and Blending Mechanism for Feed.
Patent for a mechanism that shreds hay, straw, or other feed.
Date:
June 29, 1920
Creator:
Stubbs, Robert A.
Object Type:
Patent
System:
The Portal to Texas History
Rail Joint and Brace.
Patent for an improvement to rail joint structures that extends structural longevity by bracing the rails against each other.
Date:
June 1, 1920
Creator:
Buck, Landon A.
Object Type:
Patent
System:
The Portal to Texas History
Railroad-Crossing Shock-Absorber.
Patent for railroad crossings to protect the rails from contact with the vehicle wheels and to absorb the jar and vibration from passing vehicles over the crossing.
Date:
June 15, 1920
Creator:
Hargrave, Russell R.
Object Type:
Patent
System:
The Portal to Texas History
Quick-Adjustable Wrench.
Patent for a quick-adjustable wrench "of novel and improved construction, as well as being thoroughly practical and efficient in use" (lines 10-14), including illustrations.
Date:
June 20, 1920
Creator:
Shoopman, Andrew
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
Shoe-Securing Device
Patent for a fastening strap that secures baby shoes to baby feet, including illustrations.
Date:
June 29, 1920
Creator:
Elliot, Eloise Foster
Object Type:
Patent
System:
The Portal to Texas History
Shocker.
Patent for improving automatic grain shockers and cappers by adding adapted frames, with illustrations.
Date:
June 15, 1920
Creator:
Groves, Charles H.
Object Type:
Patent
System:
The Portal to Texas History
Silo
Patent for a silo that is constructed in sections, making transport more efficient.
Date:
June 15, 1920
Creator:
Comer, John H.
Object Type:
Patent
System:
The Portal to Texas History
Seed-Selecting Mechanism.
Patent for seed selecting mechanisms that plants or drops two seeds at the same time and can be attached to the hopper of a planter.
Date:
June 15, 1920
Creator:
Vest, Robert A.
Object Type:
Patent
System:
The Portal to Texas History
Restaurant Serving Mechanism
Patent for a restaurant serving mechanism. The mechanism is a wagon-like structure intended to make serving food and cleaning up tables a more streamlined process.
Date:
June 30, 1920
Creator:
Mabry, Raymond A
Object Type:
Patent
System:
The Portal to Texas History
Shelving
Patent for a shelving unit designed to display books for sale in a storefront, including illustrations.
Date:
June 22, 1920
Creator:
Wieman, Herman A.
Object Type:
Patent
System:
The Portal to Texas History
Rotary Drilling-Machine.
Patent for well drilling rigs also known as rotaries that provides a new way for controlling the slips that eliminates all danger of injury to workers.
Date:
June 1, 1920
Creator:
Black, Lee J.
Object Type:
Patent
System:
The Portal to Texas History
Penholder.
Patent for a simplified construction of a pen holder which is inexpensive to manufacture. It detachably engages the pen point, prevents rusting and sticking. Releases pen point without user needing to grip, therefore avoiding sullying fingers.
Date:
June 22, 1920
Creator:
Baldwin, Charles E.
Object Type:
Patent
System:
The Portal to Texas History
Razor.
Patent for a safety razor, with the objects of a creating a novel frame for holding a razor blade of any desired sort, and so that the vibrations will not be transferred to the carrying frame.
Date:
June 22, 1920
Creator:
Brasier, William Harry
Object Type:
Patent
System:
The Portal to Texas History
Pipe-Puller.
Patent for improvements in pipe pullers that grips the pipe and cuts the same time it is pulled.
Date:
June 20, 1920
Creator:
Robichaux, Sosthene & Paggi, Charles
Object Type:
Patent
System:
The Portal to Texas History
Peanut-Harvester
Patent for a peanut harvester which can be attached to a standard cultivator frame. It is designed to uproot and sever peanut vines, then deposit the newly aerated peanut vines back onto the ground.
Date:
June 29, 1920
Creator:
Byrd, Gordon W.
Object Type:
Patent
System:
The Portal to Texas History