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Water Tank Cut-Off

Description: Patent for improvements on the devices controlling the flow of water in tanks. Development and use are within text; includes illustrations to demonstrate the object of the patent.
Date: December 11, 1917
Creator: Law, Eugene L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fish and Rat Trap

Description: Patent for fish and rat trap that can catch bait robbers as well as fish to reduce the nuisance for fishermen. The device contains a sensitive trigger release mechanism that can be activated under water at any point.
Date: July 11, 1916
Creator: Cotton, John W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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