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Hydraulic Swivel

Description: Patent for a hydraulic swivel made to control back pressure and designed to be resistant to wear. Illustrations included.
Date: December 10, 1907
Creator: Johnston, Horace G. & Norris, Joseph B.
Partner: UNT Libraries Government Documents Department

Polishing-Machine

Description: Patent for a metal polisher. Illustrations included.
Date: December 10, 1907
Creator: Nichols, Charlie M.
Partner: UNT Libraries Government Documents Department

Piano-Sling

Description: Patent for a piano sling used for handling pianos. Illustrations included.
Date: December 10, 1907
Creator: Hanson, Henry Harrison
Partner: UNT Libraries Government Documents Department

Gas-Producer

Description: Patent for a gas producing apparatus that can be used for cars, factories, shops, or even cities. Illustrations included.
Date: December 10, 1907
Creator: Gamer, Charles
Partner: UNT Libraries Government Documents Department

Cotton Chopper and Cultivator

Description: Patent for a cotton chopper and cultivator. Illustrations included.
Date: December 10, 1907
Creator: Higgs, William A. & Hamilton, Morgan S.
Partner: UNT Libraries Government Documents Department

Seeder and Fertilizer-Distributer

Description: Patent for a planter designed to drop the seeds first and then the fertilizer directly afterwards. Illustrations included.
Date: December 10, 1907
Creator: Ingram, Jesse A.
Partner: UNT Libraries Government Documents Department

Cotton-Chopper

Description: Patent for a cotton chopper. Illustrations included.
Date: December 10, 1907
Creator: Mizell, Hardy P.
Partner: UNT Libraries Government Documents Department

Carbureter

Description: Patent for a manually operated carburetor used on vehicle gas engines. Illustrations included.
Date: December 10, 1907
Creator: Stoker, Albert E.
Partner: UNT Libraries Government Documents Department
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