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Switch-Throwing Mechanism for Railway-Cars.

Description: Patent for improvements in switch-throwing mechanism for railway-cars in which the motor operator can throw a switch without stopping the car and it will be accurate. Illustration is included.
Date: October 14, 1913
Creator: Slate, William L.
Partner: UNT Libraries Government Documents Department

Animal-Trap

Description: Patent for an animal trap whose specially designed cylinders play a crucial role in tiring the animal while it is struggling to escape the trap doors Ultimately, succumbing to exhaustion and hastening its drowning in the trap's water reservoir.
Date: January 14, 1913
Creator: Link, William A.
Partner: UNT Libraries Government Documents Department
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