Automobile-Tilting Machine. (open access)

Automobile-Tilting Machine.

Patent for new and improved automobile jack that facilitates secured access to repair the underside of the automobile, including illustrations. Jack consists of a large frame, part of which is curved for tilting, water adjustable weight counterbalance, and wheel locking channels.
Date: March 23, 1920
Creator: Weimar, Fritz
System: The Portal to Texas History
Tire-Chain (open access)

Tire-Chain

Patent for improved tire chains which can withstand greater strain.
Date: March 23, 1920
Creator: Fields, James A. & Witte, Jessie J.
System: The Portal to Texas History