Crate. (open access)

Crate.

Patent for an improvement in crates that contains fruit in perfect condition without any bruising or mashing and can be stacked on top of each other.
Date: July 27, 1920
Creator: Woodruff, William Douglas
System: The Portal to Texas History
Animal-Trap (open access)

Animal-Trap

Patent for an animal trap which is to be sprung by the animal when the bait is touched. It is constructed in such a manner that the animal will be instantly killed. The metal parts of the trap are to create a strong and durable trap and to be manufactured at a small expense.
Date: April 5, 1921
Creator: Brewington, Philip Jennings
System: The Portal to Texas History
Casing-Elevator. (open access)

Casing-Elevator.

Patent for a casing elevator used to remove casings of various diameters from wells. The main specialty of this invention is the use of hinged sections containing pivoted jaws to clamp around the casings.
Date: November 8, 1921
Creator: Boyter, Arthur J.
System: The Portal to Texas History
Fly-Killing Device. (open access)

Fly-Killing Device.

Patent for an improved fly swatter specifically for killing flies in harder to reach places, such as a wall or ceiling, and is "simple and inexpensive in construction" (lines 12-13).
Date: May 18, 1920
Creator: Hannon, George M.
System: The Portal to Texas History
Restaurant Serving Mechanism (open access)

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
System: The Portal to Texas History
Deep-Well Pump (open access)

Deep-Well Pump

Patent for a deep well pump. The pump allows for existing well casing can be adapted to support the pump and valves without being removed.
Date: March 2, 1920
Creator: Ligon, Arthur Lee
System: The Portal to Texas History
Cotton Stalk Cutter and Insect Killer (open access)

Cotton Stalk Cutter and Insect Killer

Patent for improvements to mechanical cotton stalk cutting and insect destroying apparatus. The machine's object is "cutting the stalks into small pieces, and the crushing the stalks so as to crush and destroy insects which may be upon the withered stalks." (lines 26-29).
Date: September 5, 1922
Creator: Batla, Thomas H. & Holan, Heny J.
System: The Portal to Texas History