Combined Harrow and Roller (open access)

Combined Harrow and Roller

Patent for a combined harrow and roller for pulverizing and eliminating unwanted growth from the ground. Illustrations included.
Date: April 9, 1912
Creator: Younger, Walter E.
System: The Portal to Texas History
Clothes-Drier (open access)

Clothes-Drier

Patent for a clothes drier that is constructed to surround a stove or heater.
Date: April 18, 1916
Creator: Gallsworthy, Benjamin
System: The Portal to Texas History
Water-Heater. (open access)

Water-Heater.

Patent for a water heater for use in creating steam for oil and gas boilers, which heats faster than previous models.
Date: April 5, 1910
Creator: Hardie, Jeffie Watkins
System: The Portal to Texas History
Improvements in Processes of Distillation and Apparatus Therefor (open access)

Improvements in Processes of Distillation and Apparatus Therefor

Patent for improvements in processes of distillation and apparatus therefor in petroleum refineries.
Date: April 30, 1918
Creator: Prichard, George L.
System: The Portal to Texas History
Water Craft. (open access)

Water Craft.

Patent for a "bathing float equipped with propelling means" (lines 10-11) and a "depressible platform combined with ... a diving rudder" to allow the front part of the craft to dive underneath the water (lines 13-15).
Date: April 27, 1915
Creator: Caldwell, John C.
System: The Portal to Texas History
Stump-Puller. (open access)

Stump-Puller.

Patent for an improved design for a stump-puller, using a hoisting derrick and lever to attach to the stump and pull it from the ground.
Date: April 23, 1918
Creator: Weese, Frank
System: The Portal to Texas History
Electrical Apparatus for Heating Stills, Boilers, and the Like. (open access)

Electrical Apparatus for Heating Stills, Boilers, and the Like.

Patent for "Improvements in Electrical Apparatus for Heating Stills, Boilers, and the like" (lines 6-8) that uses electricity and includes "a heating element which is not affected by repeated changes in temperature, which is adapted to present a heating surface of large area, which may be raised to a high temperature with a low current, and which is many times more economical in use than metal coils possessing less heat radiating powers" (lines 21-28) including illustrations.
Date: April 9, 1918
Creator: Lorenz, Charles O.
System: The Portal to Texas History
Firearm (open access)

Firearm

Patent for an improved firearm. This firearm that can transform from a rifle to a shotgun using separate barrels but the same stock mechanism.
Date: April 25, 1916
Creator: Burnaman, Joseph H.
System: The Portal to Texas History
Spring-Wheel (open access)

Spring-Wheel

Patent for a wheel with a solid tire and elastic support. Illustrations included.
Date: April 4, 1911
Creator: Sharp, John
System: The Portal to Texas History
Pictorial Firmament Machine. (open access)

Pictorial Firmament Machine.

Patent for a hollow globe with a map of the stars and planets positions on one side that has lights on the inside of the globe to project the placement of the stars and planets on a ceiling.
Date: April 4, 1911
Creator: Jones, Oliver Pinkney
System: The Portal to Texas History
Rail-Joint (open access)

Rail-Joint

Patent for a rail joint that locks securely and will not sag.
Date: April 30, 1912
Creator: White, John
System: The Portal to Texas History
Non-Refillable Bottle. (open access)

Non-Refillable Bottle.

Patent for a non-refillable bottle with a valve in the neck that opens to let the contents be poured out of the bottle but seals itself if liquid is poured back in the bottle.
Date: April 25, 1911
Creator: Sargent, William H.
System: The Portal to Texas History
Meter. (open access)

Meter.

Patent for a meter measuring the flow of liquid with a dial indicating gallons per hour for use in vehicles with internal combustion engines.
Date: April 21, 1914
Creator: Carroll, William G.
System: The Portal to Texas History
Door-Hanger. (open access)

Door-Hanger.

Patent for a door hanger which supports heavy doors, in particular "barn doors, freight car doors, and the like."
Date: April 29, 1913
Creator: Caneavri, Joseph
System: The Portal to Texas History