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Rotary Engine
Patent for "a light-running high-speed rotary engine which does not have any dead-center and to avoid back pressure from the exhaust" (lines 15-17).
Date:
April 9, 1901
Creator:
Schleicher, George
System:
The Portal to Texas History
Coin Assorter and Deliverer.
Patent for an improved coin assorter and deliverer that automatically makes change. It has a glass window in the back and a slot in the top where an operator can insert coins, where the machine sorts them.
Date:
April 9, 1895
Creator:
Reynolds, Stephen D.
System:
The Portal to Texas History