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Gate.
Patent for "an invention for tilting gates to materially simplify the erection of a gate for farm and other users and also render the gate sensitive and reliable in opening and closing movement by employing minimized operating mechanism." (lines 7-11).
Date:
September 19, 1905
Creator:
Connolly, Peter H.
System:
The Portal to Texas History
Hydraulic Swivel.
Patent for "a simple, compact, and efficient water-swivel for well-drilling machines, to reduce friction between the water-swivel and the drill-rod, and to provide certain novel and improved details of construction and arrangement." (lines 8-13).
Date:
September 12, 1905
Creator:
Embry, Leonard B.
System:
The Portal to Texas History