UNT Libraries Government Documents Department - 4 Matching Results

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Wheel.

Description: Patent for "new and useful, Improvements in wheels and more particularly to that class known as spring or resilient wheels" (lines 12-15), including instructions and illustrations.
Date: August 26, 1913
Creator: Hardin, Benjiman Barnett
Item Type: Refine your search to only Patent

Water-Wheel.

Description: Patent for a water-wheel that rotates around a vertical axis and that has blade-like arms that enable the wheel to convert flowing water into rotational energy.
Date: July 21, 1914
Creator: Crisp, Thomas
Item Type: Refine your search to only Patent

Fish-Screen.

Description: Patent for fish screen for waterways that allows for free movement of debris but still creates a barrier for the fish.
Date: June 11, 1918
Creator: Crisp, Henry L. & Harrison, Ben T.
Item Type: Refine your search to only Patent
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