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Device for Lifting Push-Rods on Ford Motors

Description: Patent for a new and useful improved form of device for lifting push rods, intended more particularly for use on Ford motors, but susceptible of use on other makes of automobiles, when it is desired to position the cam shaft bearing in the Ford motors.
Date: October 25, 1921
Creator: McCarley, William T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mortising Machine.

Description: Patent for a new mortising-machine attachment for lathes or boring mills, designed to securely attach a bracket, hollow chisel, and boring bit to the machine, allowing for adjustable positioning to match the machine's work support.
Date: October 25, 1921
Creator: Andrews, Alluwee C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Safety-Razor.

Description: Patent for a safety razor with innovations for effective use, convenient features (including for beard combing), and thorough cleaning of all components. Notable is a spring action mechanism controlled by the user's thumb, which causes the blade to move back and forth "to carry out a satisfactory cutting action" (lines 45-46).
Date: October 25, 1921
Creator: Catron, John J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Crude-Oil-Refining Process.

Description: Patent for improvements in the crude oil refining processes and apparatuses. The invention focuses on creating an inexpensive and simplistic system that relies on temperature.
Date: January 25, 1921
Creator: Evans, Jewett G. P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Grain-Toller.

Description: Patent for a simple device that's placed in a grinding mill to automatically extract and regulate the amount of grain being withdrawn.
Date: October 25, 1921
Creator: Perkins, Thomas F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Drill Head For Oil Wells

Description: Patent for Drill Head for oil wells, one object of the invention is to provide a drill head having the capacity to drill through strata of soft formation as may exist between rock layers and in broken formations of clay and boulders, as well as through rock formations themselves, the said drilling head being provided with roller bits or cutters and also with a fish tail cutter.
Date: October 25, 1921
Creator: Sorensen, Sam
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combination Dripper and Steeper

Description: Patent for a beverage steeper where a strainer is provided to hold the material used for preparation, such as tea or coffee. The strainer is designed to lower into the coffee pot to allow for steeping and can be raised out of the water and affixed to the top of the pot for draining.
Date: January 25, 1921
Creator: Nicholls, George Habberton
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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