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Window-Shade

Description: Patent for a window shade which can regulate light or ventilation. Illustrations included.
Date: December 31, 1907
Creator: Stephenson, Errett B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wheel

Description: Patent for wheel. Illustration included.
Date: February 14, 1905
Creator: Cutter, Richard Samuel
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Grab Hook

Description: Patent for a grab hook. This invention is designed to hoist well casings, drill rods, pump rods, and other implements used in drilling. Illustration included.
Date: April 30, 1907
Creator: Robinson, Albert W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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