Baby Net Frame. (open access)

Baby Net Frame.

Patent for a frame that can support a baby net and can be collapsed for easy storage. The frame also features components that prevent collapse and provide stability when in use.
Date: June 6, 1922
Creator: Akers, Blessie E.
System: The Portal to Texas History
Core-Taking Device (open access)

Core-Taking Device

Patent for improvements to a core-taking device which will "form a core, in the process of drilling, and embodies means for severing the core, when formed, and retaining the same in the core barrel until, it is withdrawn for inspection" (lines 13-17), including illustrations.
Date: June 20, 1922
Creator: Christian, Walton G.
System: The Portal to Texas History
Insect Destroyer. (open access)

Insect Destroyer.

Patent for an wheeled vehicle mounted insect destroyer that brushes insects from plants and destroys them utilizing flames, includes illustrations.
Date: June 13, 1922
Creator: Franks, John L.
System: The Portal to Texas History
Mop (open access)

Mop

Patent for "a simple and durable construction of mop in which the fibre holding element consists of strands of twisted wire" (lines 9-11) designed such that the mop maintains its shape with or without the handle, including illustrations.
Date: June 20, 1922
Creator: Welch, James. S.
System: The Portal to Texas History
Refrigerator (open access)

Refrigerator

Patent for improvements for vacuum refrigerators such that cold air circulation and heat exclusion are improved, including illustrations.
Date: June 27, 1922
Creator: Knutson, William K.
System: The Portal to Texas History
Trap. (open access)

Trap.

Patent for a small animal trap that prevents injury to the animal. When the animals step on the pedal inside the enclosure, a door is automatically dropped. The animal is trapped inside the enclosure.
Date: June 27, 1922
Creator: Dinkins, Earl T.
System: The Portal to Texas History