Ratchet Die-Stock (open access)

Ratchet Die-Stock

Patent for improvement on the usage of die-stocks which are used to cut and thread metal objects such as pipes.
Date: July 22, 1919
Creator: Hestand, Rue S.
System: The Portal to Texas History
Cotton-Sack Hanger. (open access)

Cotton-Sack Hanger.

Patent for a hanger designed to easily attach and detach from a cotton sack without damaging the sack or the hands of a cotton picker. It is designed to be made of a single piece of material and may be used to hang the sack on a scale for weighing the contents.
Date: July 22, 1919
Creator: Hamrick, Walter
System: The Portal to Texas History
Collar-Form (open access)

Collar-Form

Patent for a device that will hold soft shirt collars in position, giving them a neater appearance.
Date: July 22, 1919
Creator: White, William D.
System: The Portal to Texas History
Jack. (open access)

Jack.

Patent for improvements in jacks used for shipbuilding. The device described is designed to aid in the processes of fastening siding to the ribs of a ship hull by first forcing the boards that form the siding close together so that they can then be secured to the hull's ribs. The improvements this jack provides is the necessary force required to closely align the boards easily and quickly before they are nailed in place. This mechanical device is lightweight, efficient and easy to repair. It can adapt to various similar tasks such as bending iron beams.
Date: July 22, 1919
Creator: Singleton, James D.
System: The Portal to Texas History
Tractor (open access)

Tractor

Patent for a tractor "of the caterpillar type, having a caterpillar on each side, said caterpillars being independently driven either forwardly or reversely" (lines 11-14).
Date: July 22, 1919
Creator: Fisher, Guy B.
System: The Portal to Texas History
Gearing for the Feed Mechanism of Planters (open access)

Gearing for the Feed Mechanism of Planters

Patent for gearing mechanisms in feed planters that are more efficient, faster, and less costly.
Date: July 22, 1919
Creator: Heylman, Edward M. & William, Roberts R.
System: The Portal to Texas History
Elevated Carrier (open access)

Elevated Carrier

Patent for an elevated carrier, primarily used to travel merchandise and such from one point to another.
Date: July 22, 1919
Creator: Smiley, John F.
System: The Portal to Texas History
Foldable Stool (open access)

Foldable Stool

Patent for a foldable stool "primarily designed for the purpose of attachment to a sewing machine, and which may be collapsed into a compact form and swung into position underneath the top of the machine and out of the way, when not in use" (lines 12-17). It is intended to be used with a desk, table, or other similar furniture.
Date: July 22, 1919
Creator: Hagner, Frederick Hayes
System: The Portal to Texas History
Mold for Plastic Material (open access)

Mold for Plastic Material

Patent for a mold of the character described in the illustrations, designed for use in cement and concrete constructions. It is specifically well-suited for building boats and ships.
Date: July 22, 1919
Creator: Reynolds, Robert E.
System: The Portal to Texas History