Animal-Trap. (open access)

Animal-Trap.

Patent for an improved animal trap that can catch a large variety of animals, including fish, and does not injure the animals. Bait is placed in the trap, and the door on one end is spring-activated. A hinged door on the top is where the operator can take out the animal.
Date: July 18, 1893
Creator: Crockett, William E. & McAdams, Richard E.
System: The Portal to Texas History
Combination Heel-Sweep Plow. (open access)

Combination Heel-Sweep Plow.

Patent for an improved plow that can have "either first a whole heel sweep, or a right or left half heel sweep, second a whole solid sweep, or a right or left half solid sweep, third a right and left turn plow, or a right or left half turn plow" (lines 15-19).
Date: February 28, 1893
Creator: Dean, John Rowe
System: The Portal to Texas History
Instrument for Dividing Angles into Equal Parts. (open access)

Instrument for Dividing Angles into Equal Parts.

Patent for an instrument for dividing angles into equal parts and is meant to be used with a beam compass. The "invention consists in a member having a point adapted to be placed at the point of the angle to be divided, and having movable thereon a beam extending horizontally and having at one end a transverse head projecting from each side of the beam and carrying at one end an indicating point and at the other end a marking pencil" (lines 22-29).
Date: April 30, 1895
Creator: Cornelius, Francis W.
System: The Portal to Texas History
Oat-Cutter. (open access)

Oat-Cutter.

Patent for a type of straw and hay cutter designed especially for cutting sheaf oats that is easily operated, including illustrations.
Date: November 10, 1891
Creator: Laws, John Aderson
System: The Portal to Texas History