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Axle Lubricator.
Patent for a new and improved axle lubricator. This design consists in "[t]he combination, with the barrel or reservoir, its piston, and screw of the passage leading up from the top of the barrel-chamber, and the tube passing through the axle-collar and into a cavity of the axle arm" (lines 92-97).
Date:
October 7, 1884
Creator:
Keller, Henry
System:
The Portal to Texas History
Insect-Trap.
Patent for an insect trap that attracts insects with a light.
Date:
February 7, 1911
Creator:
Wood, Robert N.
System:
The Portal to Texas History
Trap
Patent for a trap for catching small animals and insects. Illustrations included.
Date:
March 7, 1911
Creator:
Lambert, Andrew P.
System:
The Portal to Texas History
Flush Valve
Patent for flush valve that stabilizes the cup or trough housing mercury.
Date:
November 7, 1916
Creator:
Cahill, Thomas J.
System:
The Portal to Texas History
Disk Harrow.
Patent for novel construction of a Disk Harrow consisting of a wheel-mounted frame which raises and lowers opposite sides independently and frame attached pivotally carrying a gang of harrow disks.
Date:
April 7, 1914
Creator:
Emmert, Albert
System:
The Portal to Texas History