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Automatic Valve
Patent for an automatic valve, "designed to automatically control the water-supply to a suitable reservoir through the operation of a float (lines 9-11), with illustrations.
Date:
April 25, 1905
Creator:
Pinkerton, Henry S.
System:
The Portal to Texas History
Swinging Gate.
Patent for a swinging gate that consists of a supporting post, a gate, a hinge that connects the gate to the post, a rear bar, a hinge lever that connects the rear gate bar to the supporting post, an operating lever, cords or chains that connect the lever and the hinge lever, and a latching mechanism.
Date:
April 25, 1893
Creator:
Rohrbach, Gabriel
System:
The Portal to Texas History