T-Square. (open access)

T-Square.

Patent for a new and improved t-square. This design calls for a triangular prism of a tongue, which enables more scales to be available to the work-person. The head, with its brackets and rabbet, will fasten the tongue in place while the work-person uses it.
Date: November 7, 1882
Creator: Rowe, Joseph William
System: The Portal to Texas History
Heel for Boots and Shoes. (open access)

Heel for Boots and Shoes.

Patent for a new and improved heel for boots and shoes. This design is for a hollow heel of malleable metal (e.g., iron) to be filled with some cheaper material (e.g., wood). This design represents an improvement over previous heels with its cheaper production cost and greater durability.
Date: November 7, 1882
Creator: Dranley, Charles
System: The Portal to Texas History
Car-Coupling. (open access)

Car-Coupling.

Patent for an improved car coupling, including illustrations. "This invention relates to an improvement to car coupling, having for its object to effect the coupling of cars with facility and without danger to the operator, the coupling operation being performed automatically, and without requiring the passing of the operator between the cars" (lines 10-15).
Date: November 7, 1882
Creator: Nelson, John B.
System: The Portal to Texas History
Car Coupling. (open access)

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design consists in "having [a] bell-mouthed draw-head, pin, plane-faced link, spring, and slide, having transverse plane face laterally secured in the draw-head by means of side guide-plates, [and] inlet into rabbets" (lines 85-90).
Date: November 7, 1882
Creator: Saxon, James W.
System: The Portal to Texas History