Ant-Trap. (open access)

Ant-Trap.

Patent for certain new and useful improvements in ant-traps.
Date: April 12, 1898
Creator: Selvidge, Charles W.
System: The Portal to Texas History
Apparatus for Elevating, Distributing, and Feeding Seed-Cotton to Gins (open access)

Apparatus for Elevating, Distributing, and Feeding Seed-Cotton to Gins

Patent for improvements to cotton gins so that seed cotton can be fed to two gins at the same time, while using the same power as would normally be necessary for one gin.
Date: April 12, 1892
Creator: Murray, Stephen D.
System: The Portal to Texas History
Armor for Pneumatic Tires. (open access)

Armor for Pneumatic Tires.

Patent for a new and useful armor for pneumatic tires.
Date: April 12, 1898
Creator: Hansell, Robert Clark
System: The Portal to Texas History
Automatic Train-Pipe Coupling (open access)

Automatic Train-Pipe Coupling

Patent for a train pipe coupling which connects automatically and does not come loose when the train is going around curves.
Date: April 12, 1910
Creator: Blair, Oliver C.
System: The Portal to Texas History
Bed and Cylinder Printing-Machine. (open access)

Bed and Cylinder Printing-Machine.

Patent for a new and useful improvements in bed and cylinder printing machines for "operating and controlling the motion of the bed-plate thereof" (line 11 - 13).
Date: April 12, 1898
Creator: Murray, George T.
System: The Portal to Texas History
Boll-Weevil Extermination (open access)

Boll-Weevil Extermination

Patent for a device to exterminate boll-weevils on cotton. Illustrations included.
Date: April 12, 1910
Creator: Hebert, Paul E.
System: The Portal to Texas History
Carbon-Removing Tool (open access)

Carbon-Removing Tool

Patent for a new and improved carbon removing tool, which allows for the removal of carbon from the pistons of internal combustion engines. Includes illustrations.
Date: April 12, 1921
Creator: Slagle, Eugene H.
System: The Portal to Texas History
Checkrein Attachment (open access)

Checkrein Attachment

Patent for checkrein attachment. This invention is intended for use with harnessed horses. Illustration included.
Date: April 12, 1904
Creator: Clary, John A. & Butler, Hard
System: The Portal to Texas History
Churn. (open access)

Churn.

Patent for a churn with a better support device than previous churns.
Date: April 12, 1910
Creator: Hyland, George Tolifaro
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.
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for a machine that can be drawn along a row of cotton to chop the adjacent plants and cultivate the ground under the machine. The device is height adjustable by the operator.
Date: April 12, 1921
Creator: Schwab, Bruno; Schneider, Richard & Hoegenauer, Haver
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
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper, which attaches to a cultivator.
Date: April 12, 1910
Creator: Caldwell, Mack
System: The Portal to Texas History
Cultivator. (open access)

Cultivator.

Patent for a new and improved cultivator. This design consists, "with the beam consisting, essentially, of the forwardly-converging branches at their forward ends and having the downwardly and forwardly curved branches at their rear ends and rack-teeth" (lines 100-104). It further consists "of the feet comprising parallel branches pivotally connected to the ends of the downwardly and forwardly curved branches of the beam branches, the gravitating pawls pivoted between the upper ends of the feet branches and adapted to engage the rack-teeth of the beam branches" (lines 1-8).
Date: April 12, 1892
Creator: Ponton, William E.
System: The Portal to Texas History
Cultivator (open access)

Cultivator

Patent for a cultivator. Illustrations included.
Date: April 12, 1904
Creator: Vance, Sidney F. & Woodard, Lorenzo D.
System: The Portal to Texas History
Dredge-Pump (open access)

Dredge-Pump

Patent for new and useful improvements to Dredge-Pumps. The pump is used to draw up sand and gravel from the bottom of a river.
Date: April 12, 1921
Creator: Stenberg, Anders Gustaf
System: The Portal to Texas History
Electrically-Controlled Puller For Oil-Well Casings. (open access)

Electrically-Controlled Puller For Oil-Well Casings.

Patent for an improved oil well casing puller that has electromagnets that will lock against the inside of the casing and be pulled out of the well. The pulley within the casing can be used accordingly and can also be locked with the casing or released from it.
Date: April 12, 1921
Creator: Dooley, William D.
System: The Portal to Texas History
Feed Spout Barrier (open access)

Feed Spout Barrier

Patent for "a feel spout barrier for slime thickeners, settling tanks, separating tanks and the like" (lines 8-10) with instructions and illustrations.
Date: April 12, 1921
Creator: Allen, Charles
System: The Portal to Texas History
Folding Poultry-Crate (open access)

Folding Poultry-Crate

Patent for a folding poultry-crate. Illustration included.
Date: April 12, 1910
Creator: Lightfoot, James W.
System: The Portal to Texas History
Grinding Attachment (open access)

Grinding Attachment

Patent for a grinding attachment. This attachment is a grindstone that is turned via the hand-car. Illustrations included.
Date: April 12, 1904
Creator: Brown, Mik
System: The Portal to Texas History
Hanger For Car-Doors. (open access)

Hanger For Car-Doors.

Patent for a hanger for use in car doors to prevent jamming or binding during opening or closing.
Date: April 12, 1921
Creator: Jordan, Charles H.
System: The Portal to Texas History
Harness Fastner (open access)

Harness Fastner

Patent for a harness fastener. Illustration included.
Date: April 12, 1904
Creator: Cornitius, Ermst
System: The Portal to Texas History
Improvement in Furnaces. (open access)

Improvement in Furnaces.

Patent for improvements in furnaces, using steam to create heat. It includes a description and illustration.
Date: April 12, 1870
Creator: Morris, Joseph R.
System: The Portal to Texas History
Improvement in Medical Compounds. (open access)

Improvement in Medical Compounds.

Patent for a pill composed of podophyllin, leptandrin, butternut bark extract, rhubarb extract, extract of "jalap," capsicum, quinine sulfate, and salicin. The pill is said to treat a wide variety of diseases.
Date: April 12, 1874
Creator: Roberts, Robert R.
System: The Portal to Texas History