Lifting-Jack. (open access)

Lifting-Jack.

Patent for "an improved lifting-jack designed expressly for track-levelers, although the construction may be varied for other purposes." (Lines 9-12) Includes instructions and illustrations.
Date: May 12, 1896
Creator: Arnold, Raiford A.
Object Type: Patent
System: The Portal to Texas History
Liquid-Dispensing Apparatus. (open access)

Liquid-Dispensing Apparatus.

Patent for a new and useful liquid dispensing apparatus, including instructions and illustrations.
Date: May 2, 1899
Creator: Haye, August
Object Type: Patent
System: The Portal to Texas History
Interchangeable Bottom for Jail Cell Walls (open access)

Interchangeable Bottom for Jail Cell Walls

Patent for an interchangeable bottom for jail cell walls. Illustrations included.
Date: May 3, 1910
Creator: Youngblood, David Franklin
Object Type: Patent
System: The Portal to Texas History
Lock. (open access)

Lock.

Patent for a new and useful improvement in locks, including instructions and illustrations.
Date: May 30, 1899
Creator: Katzenberger, Oscar
Object Type: Patent
System: The Portal to Texas History
Improvement in Ox-Bows. (open access)

Improvement in Ox-Bows.

Patent for improvements to ox-bows so that they "shall not require bending, and which may be made in parts of the country where timber suitable for bending is scarce" (lines 9-12).
Date: May 24, 1870
Creator: Moore, Alfred L. D.
Object Type: Patent
System: The Portal to Texas History
Vehicle-Wheel (open access)

Vehicle-Wheel

Patent for a Vehicle-Wheel. This patent is an improvement over the other patents that this inventor submitted before. It will improve and strengthen the wheel by replacing rivets and bots, and instead use clips and springs.
Date: May 18, 1920
Creator: Allen, William N.
Object Type: Patent
System: The Portal to Texas History
Vehicle-Wheel (open access)

Vehicle-Wheel

Patent for improvements in tires, specifically a system that assists with weight distribution and adjustments to road surface conditions.
Date: May 18, 1920
Creator: Allan, William N.
Object Type: Patent
System: The Portal to Texas History
Watch Protector (open access)

Watch Protector

Patent for a watch casing that allows the watch face exposed. The protector can be clasped together and hung on a chain if desired.
Date: May 11, 1915
Creator: Kaak, Georgine
Object Type: Patent
System: The Portal to Texas History
Vending-Machine (open access)

Vending-Machine

Patent for a vending machine. Illustrations included.
Date: May 7, 1912
Creator: Marshall, Harry Everett
Object Type: Patent
System: The Portal to Texas History
Stamp Canceler. (open access)

Stamp Canceler.

Patent for a new and improved stamp canceler. This design "is to provide a . . . stamp-canceler, which is so constructed that it punctures or perforates the stamp and inks it at the same time, but does not mutilate the letter or other contents of the envelope" (lines 7-12).
Date: May 4, 1886
Creator: Luzenberg, Edward A. & Sachs, Edward
Object Type: Patent
System: The Portal to Texas History
Propeller for Boats. (open access)

Propeller for Boats.

Patent for improvements in propellers for boats by “having a pair of hinged propeller-blades adapted to swing toward and away from each other, combined with fixed prongs; which are engaged with the propeller blades and hold them from displacement.” (Lines 60-65) Illustration is included.
Date: May 5, 1891
Creator: Gillespie, Lewis
Object Type: Patent
System: The Portal to Texas History
Measuring and Proportioning Machine. (open access)

Measuring and Proportioning Machine.

Patent for "a device by which the mixing of various ingredients in certain desired proportions may be easily and accurately accomplished" (lines 8-11). It is meant for industrial measuring.
Date: May 5, 1896
Creator: Collins, Alonzo G.
Object Type: Patent
System: The Portal to Texas History
Speed-Regulator (open access)

Speed-Regulator

Patent for an inexpensive speed regulator "which can be readily reset manually"(lines 21-22).
Date: May 6, 1919
Creator: McNeel, William Pinkney
Object Type: Patent
System: The Portal to Texas History
Speed-Regulating Device. (open access)

Speed-Regulating Device.

Patent for speed-regulating devices that gradually increase or decrease the speed of a driven member automatically. This invention is applicable to motion picture film devices to increase or decrease the speed of the reel.
Date: May 16, 1922
Creator: McNeel, William Pinkney
Object Type: Patent
System: The Portal to Texas History
Pneumatic Cotton-Picker. (open access)

Pneumatic Cotton-Picker.

Patent for an improved pneumatic cotton-picker that is meant "to produce a simple machine having a cotton receiving box or vacuum box and arranged to use both a blast and suction pipe, these pipes being oppositely arranged and the suction pipe being made to deliver into the cotton box" (lines 10-17). The cotton is sucked from the plants and delivers it into a cotton box. A guide lines the machine up with the row of cotton.
Date: May 23, 1893
Creator: Mauermann, Gustav A.
Object Type: Patent
System: The Portal to Texas History
Packing Compound for Eggs. (open access)

Packing Compound for Eggs.

Patent for a mixture of shale dust, gypsum, wood ash, sulfur, borax, saltpeter, and salicylic acid. This compound is to be layered around eggs, fruits, or vegetables for the purpose of preserving them.
Date: May 6, 1902
Creator: Stukes, John Marion
Object Type: Patent
System: The Portal to Texas History
Process for Treating Cotton-Seed (open access)

Process for Treating Cotton-Seed

Patent for "new and useful Improvements in Processes for Treating Cotton-Seed"(lines 6-8), which expresses oil from cotton and neutralizes it with "alkali... and precipitating solid matter"(lines 26-27).
Date: May 27, 1919
Creator: Fee, Horatio A. & Aeveaenes, Garciea H.
Object Type: Patent
System: The Portal to Texas History
Uterus-Battery. (open access)

Uterus-Battery.

Patent for "a simple and compact electrical or galvanic device, adapted, when placed in the womb of a patient, to develop a mild electric action and thereby promote the flow of the menses and render the same regular and painless" (lines 16-19).
Date: May 22, 1894
Creator: Hinkley, Charles Samuel Whitney
Object Type: Patent
System: The Portal to Texas History
Touch-Regulator for Pianos (open access)

Touch-Regulator for Pianos

Patent for a touch regulator for pianos.
Date: May 5, 1903
Creator: Goggan, Michael
Object Type: Patent
System: The Portal to Texas History
Artificial Fuel (open access)

Artificial Fuel

Patent for artificial fuel.
Date: May 12, 1903
Creator: Russi, Charles & Cadena, Celedonio
Object Type: Patent
System: The Portal to Texas History
Guard-Rail. (open access)

Guard-Rail.

Patent for guard rails for use in connection with frogs or switches, including illustrations.
Date: May 8, 1900
Creator: Murphy, John
Object Type: Patent
System: The Portal to Texas History
Electric Soldering-Iron (open access)

Electric Soldering-Iron

Patent for an improved electric soldering iron, "to provide novel means for permitting the flow of solder and for shutting it off" (lines 18-19), including illustrations.
Date: May 6, 1913
Creator: Giffen, Frank M.
Object Type: Patent
System: The Portal to Texas History
Electrical Indicator for Street-Cars. (open access)

Electrical Indicator for Street-Cars.

Patent for Electrical indicator for street cars the display to the passengers the names of the streets passed by the car.
Date: May 2, 1916
Creator: Craig, Richard M.
Object Type: Patent
System: The Portal to Texas History
Electric Water-Heater. (open access)

Electric Water-Heater.

Patent for a new electric water heater that forces water to travel around heated wires in tubes, including illustrations.
Date: May 7, 1918
Creator: Valdes, Salvador M.
Object Type: Patent
System: The Portal to Texas History