Emergency-Tire. (open access)

Emergency-Tire.

Patent for improvements in emergency tires to provide "an improved emergency tire adapted to be quickly and easily applied to the auto rim in the emergency arising by reason of the regular tire being incapacitated by a "blow-out" or other cause." (lines 12-16)
Date: May 25, 1920
Creator: Shannon, Harris Moore
System: The Portal to Texas History
Centrifugal Machine (open access)

Centrifugal Machine

Patent for centrifugal machine. This invention is specific to centrifugal machines used as sugar-driers to separate the molasses from crystallized sugar.
Date: August 25, 1903
Creator: Kennon, James Daniel; Dobbins, G.W. & Shields, L.T.
System: The Portal to Texas History