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in creator/contributor: "Parker, R. L."  
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Mechanical Rectifier.

Description: Patent for a mechanical rectifier for automobiles. This mechanical rectifier connects with the magneto or generator to turn alternating currents into to direct currents for charging a storage battery while operating the engine.
Date: January 29, 1918
Creator: Winterborne, Arthur William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Furnace.

Description: Patent for a "furnace adapted especially for use outdoors for heating a wash pot or kettle" (lines 10-11) including instructions and illustrations.
Date: April 2, 1918
Creator: Cornelius, Samuel S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton-Picker

Description: Patent for cotton picking in relation to the picking needle that is capable of longitudinal movement.
Date: January 8, 1918
Creator: Johnson, Billie
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Expansion-Plug.

Description: Patent for "an expansion plug wherein a traveling nut cooperates with a screw to expand or contract a sectional plug" (lines 8-11) with illustration.
Date: May 21, 1918
Creator: Barlow, Walter S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Boll-Weevil Exterminator.

Description: Patent for Boll-Weevil Exterminator. Aims to provide a novel and improved apparatus for gathering the boll weevil and squares by air suction to catch insects and pests.
Date: February 5, 1918
Creator: Harrison, James H.; Hall, Samuel E. & Gholson, John M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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