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Traffic-Signal.

Description: Patent for a traffic signal designed especially for use while attached to an automobile, illustrations included. The device is intended to indicate the direction of proposed turning and travel of the vehicle via controls that are convenient to the vehicle operator.
Date: December 9, 1919
Creator: Wilke, Edward V.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car Axle Lubricator

Description: Patent for Car Axle Lubricator created with the specific intent of better lubricating the journals and bearings of car axles to prevent overheating with less waste of oil.
Date: December 23, 1919
Creator: Urbieta, Jose M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Adjustable Split Lock-Nut or Union

Description: Patent for an adjustable split cock-nut or union that is of a simple, cheap, and efficient construction with an intended use on valve rods of internal combustion engines. This device is designed to withstand direct pressure, blows, and torque forces.
Date: December 2, 1919
Creator: Dickinson, Harry E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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