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Vehicle-Jack.
Patent for a vehicle-jack that can raise and lower all of the supporting legs using a single lever, as well as lengthen and shorten the jack at will to adapt it to vehicles of different sizes.
Date:
June 16, 1914
Creator:
Douglass, John A.
System:
The Portal to Texas History
Hay Press
Patent for a hay press. "This invention has relation to presses having a rebounding and intermittently-operated plunger, and aims to provide a novel and positive actuating means for utilizing the power applied to the sweep in any accustomed manner (line 9-15) illustrations included.
Date:
June 16, 1903
Creator:
Ziller, August & Bouchard, Henry
System:
The Portal to Texas History