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Fuel Rod Coupling

Description: Patent for a new type of fuel rod coupling, or "sucker rod," meant to increase the durability of pipes and rods used in drilling operations.
Date: June 3, 1919
Creator: Sheldon, W. J. & Allen, C. H.
Partner: UNT Libraries Government Documents Department

Gripping Device for Well-Boring Apparatus

Description: Patent for a gripping device for well-boring apparatus that allows the rotary gripping rings to be reversed and used as new when one side has been worn down completely including illustrations and instructions.
Date: June 15, 1915
Creator: Myers, George S.
Partner: UNT Libraries Government Documents Department

Farm wagon Scale

Description: Patent for a farm wagon scale. Illustration included.
Date: June 13, 1911
Creator: Graves, Henry Lewis
Partner: UNT Libraries Government Documents Department
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