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Improvement in Propelling Vessels.
Patent for a hydraulic propeller that uses a current of water and steam power, including illustrations.
Date:
August 26, 1846
Creator:
Fulton, George W.
System:
The Portal to Texas History
Oyster-Opener.
Patent for an oyster opener that opens an oyster in a single operation of the device while simultaneously cutting the oyster from its shell.
Date:
August 26, 1913
Creator:
Schmidt, Heinrich Fritz
System:
The Portal to Texas History