Adjustable Stool. (open access)

Adjustable Stool.

Patent for an adjustable and foldable stool for but not limited to field workers, including instructions and illustrations.
Date: April 6, 1880
Creator: Smith, William Alexander & Smith, Robert Toumbleson
System: The Portal to Texas History
Wheel. (open access)

Wheel.

Patent for a new and improved wheel. This design consists in "inner spokes [that] are inclined outwardly, and the outer spokes [that] are inclined inwardly toward their remote ends, whereby compression of the rim of the wheel is transformed into lateral thrusts on the hub, and the lateral thrusts counterbalance each other" (lines 45-51).
Date: April 9, 1889
Creator: Stroud, Wiley N.
System: The Portal to Texas History
Throat Latch Fastener. (open access)

Throat Latch Fastener.

Patent for a new and improved throat-latch fastener. This design consists in a "connecting-plate for bridles, having the side and end bars, the intermediate transverse bars . . . and the central longitudinal bar, having a stud in one portion thereof" (lines 79-83).
Date: April 17, 1888
Creator: Hopson, Franklin Oliver
System: The Portal to Texas History