Acetylene Gas Generator (open access)

Acetylene Gas Generator

Patent for an acetylene gas generator. Illustrations included.
Date: April 4, 1905
Creator: Wallace, William A.
Object Type: Patent
System: The Portal to Texas History
Ant-Trap (open access)

Ant-Trap

Patent for "a simple device of this kind which will excel the former traps in depositing the ants within the annular pan and in efficiency for convenient discharge of the trapped insects" (lines 18-22).
Date: April 2, 1901
Creator: Inman, Joseph
Object Type: Patent
System: The Portal to Texas History
Apparatus for Bleaching Seed-Cotton (open access)

Apparatus for Bleaching Seed-Cotton

Patent for a machine for bleaching seed cotton before it ginned.
Date: April 14, 1908
Creator: Brennan, John B.
Object Type: Patent
System: The Portal to Texas History
Arc-Lamp Attachment (open access)

Arc-Lamp Attachment

Patent for improving arc lamp attachments. The attachment allows an arc lamp to be able to use an incandescent lamp in place of the electrodes in an arc lamp. The attachment increases the efficiency and durability of the arc lamp.
Date: April 2, 1918
Creator: Pratt, James R.
Object Type: Patent
System: The Portal to Texas History
Automatic Grain-Measuring Machine. (open access)

Automatic Grain-Measuring Machine.

Patent for automatic grain-measuring machine, with illustrations. The purpose of this automatic grain-measuring machine is to be an improvement to already existing machines.
Date: April 10, 1888
Creator: Grissom, Abram Jackson.
Object Type: Patent
System: The Portal to Texas History
Automobile-Windlass (open access)

Automobile-Windlass

Patent for improved windlass for an automobile that attaches to both rear wheels to prevent idling
Date: April 20, 1920
Creator: Davis, Marion A.
Object Type: Patent
System: The Portal to Texas History
Boltless Rail-Joint. (open access)

Boltless Rail-Joint.

Patent for improvements in connecting rails without the use of bolts and nuts but instead using two fish-plates.
Date: April 20, 1915
Creator: Richardson, Charles I. & Hall, William D.
Object Type: Patent
System: The Portal to Texas History
Chopper and Cultivator. (open access)

Chopper and Cultivator.

Patent for a chopper and cultivator with a rod with moveable blades attached that allows for the blades to be changed between different types for planting or cultivating.
Date: April 30, 1907
Creator: Odom, Elbert T.
Object Type: Patent
System: The Portal to Texas History
Churn. (open access)

Churn.

Patent for a new and improved churn. This design consists in "[t]he combination of the standards, the longitudinal bars connecting the same, the driving-shaft journaled on the upper bars, the counter-shaft journaled on the lower bars and provided with a crank-disk at one end, gearing between the driving-shaft and the counter-shaft, the balance-wheel on the counter-shaft, the rock-shaft journaled on the upper bars and provided with the oppositely-extending crank-arms between the said bars, the crank arm depending from the end of the rock-shaft, [and] the pitman" (lines 88-99).
Date: April 29, 1890
Creator: Anderson, Henry C.
Object Type: Patent
System: The Portal to Texas History
Combination Battery Vault, Cistern, and Semaphore Foundation (open access)

Combination Battery Vault, Cistern, and Semaphore Foundation

Patent for an improvement to combination battery vaults, cisterns and semaphore foundations used in railway signal systems, including illustrations and descriptions.
Date: April 1, 1913
Creator: Johnson, John A.
Object Type: Patent
System: The Portal to Texas History
Combination Device (open access)

Combination Device

Patent for a combination device. "This invention relates to devices for operating upon metal in various shapes" (line 8-9). Illustration included.
Date: April 16, 1907
Creator: Royse, John
Object Type: Patent
System: The Portal to Texas History
Combined Cigar-Tip Cutter and Match-Safe. (open access)

Combined Cigar-Tip Cutter and Match-Safe.

Patent for a combined cigar tip cutter and match-safe that consists of a shaft, an operating lever, a match box under the lever, a link that attaches the match box to the lever, a coiled spring that is attached to the lever, a curved lever that is lined up to the other lever, a spring connecting the two levers, and a picker.
Date: April 4, 1893
Creator: Briggs, William J.
Object Type: Patent
System: The Portal to Texas History
Compound Railway-Rail (open access)

Compound Railway-Rail

Patent for a compound railway-rail. This invention is a solid open jointed rail whereby two longitudinal section may be brought together without creating open joints. Illustration included.
Date: April 23, 1907
Creator: Stephens, George B.
Object Type: Patent
System: The Portal to Texas History
Conductor's Train-Book (open access)

Conductor's Train-Book

Patent for a conductor's train-book. This invention if for a conductor to log train movements. Illustration included.
Date: April 12, 1910
Creator: Crane, James C. A.
Object Type: Patent
System: The Portal to Texas History
Conduit Electric Railway. (open access)

Conduit Electric Railway.

Patent for a surface trolley for electric railways that operates "upon the surface of the pavement or ground between the tracks of the road, for connecting the car with the motor power, in place of the trolley and over head wires now suspended upon the unsightly poles in the center or at the sides of the street, which are found to be very objectionable on account of their obstructing the passageway in the streets and upon the side walks, and the wires preventing the free movement of fire companies in extending their ladders in gaining access to buildings, and also because of the great danger attending persons and animals moving about in the street, on account of the charged or live wires frequently being thrown down upon the ground, and coming in contact with and destroying the life of persons, and also on account of the frequent fatal accidents to persons having charge of the repair of the wires and other apparatus in connection with them, often coming in contact with live wires while elevated on the poles and engaged in repairing them" (lines 16-38).
Date: April 11, 1893
Creator: Voe, William R. de
Object Type: Patent
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper with an adjustable swinging arm.
Date: April 12, 1910
Creator: Lang, Leo Albert
Object Type: Patent
System: The Portal to Texas History
Cotton-Harvester. (open access)

Cotton-Harvester.

Patent for a cotton harvester designed for the harvesting of the cotton crop, including illustrations.
Date: April 7, 1914
Creator: Upshaw, Lucius L.
Object Type: Patent
System: The Portal to Texas History
Deposit File (open access)

Deposit File

Patent for a deposit file. Illustration included.
Date: April 4, 1905
Creator: Anderson, Samuel C.
Object Type: Patent
System: The Portal to Texas History
Device for Handling Seed-Cotton to be Ginned. (open access)

Device for Handling Seed-Cotton to be Ginned.

Patent for a gin-house constructed of double tramway that can be used to improve the process of gaining seed-cotton.
Date: April 26, 1881
Creator: James, Andrew P.
Object Type: Patent
System: The Portal to Texas History
Docket, Record, or Similar Book (open access)

Docket, Record, or Similar Book

Patent for a docket, record or similar book that places all necessary material together for recording events, adjusting the space for each title head so that it is sufficient, easing the strain on accountants who need to continue entries, and also make sure the book is easy and efficient to make.
Date: April 19, 1892
Creator: Fry, Edwin Crittenden
Object Type: Patent
System: The Portal to Texas History
Dry Closet (open access)

Dry Closet

Patent for a dry closet.
Date: April 14, 1903
Creator: Davis, Samuel & Hanson, A.
Object Type: Patent
System: The Portal to Texas History
Dry Closet. (open access)

Dry Closet.

Patent for a new design that improves "construction, utility, and efficiency of dry closets"(lines 10-11) that would also allow the use of an attachment specifically for dry closet seats. Includes design for mesh cloth to capture waste.
Date: April 24, 1917
Creator: Mershon, John H.
Object Type: Patent
System: The Portal to Texas History
Explosion Engine Starter (open access)

Explosion Engine Starter

Patent for a new type of automobile starter, able to replace the hand crank. This device will be able to start the automobile without having to turn a crank, It will attach to the crank shaft of the engine and make it much easier to start the automobile.
Date: April 28, 1914
Creator: Miller, Charles R.
Object Type: Patent
System: The Portal to Texas History
Firearm. (open access)

Firearm.

Patent for firearm with improvements to the cartridge carries or lifter and safety device for locking the trigger, including illustrations.
Date: April 25, 1916
Creator: McLean, Grover C.
Object Type: Patent
System: The Portal to Texas History