Cultivator. (open access)

Cultivator.

Patent for a new and improved cultivator. This design is "for cultivating stubble, sugar-cane, cotton, corn, and other plants planted in rows or drills, which will remove the soil from the sides of the rows without injuring the roots, and will throw soil around the plants, and which shall be simple in construction and convenient in use" (lines 15-21).
Date: May 10, 1881
Creator: Brenner, August William & Fraser, James
System: The Portal to Texas History
Bridge (open access)

Bridge

Patent for the construction of substantial bridges of wood adapted for long spans, and which can be put up where iron bridges would be too expensive.
Date: May 24, 1881
Creator: Brenner, August W.
System: The Portal to Texas History
Type-Writer. (open access)

Type-Writer.

Patent for a new device for typewriters which allows for shifting from lower case to upper case by means of "the one set of keys ordinarily employed, but of modified construction" (lines 14-15) including descriptions of the device, operation, and illustrations
Date: May 6, 1902
Creator: Austin, Thomas R.
System: The Portal to Texas History
Tying Attachment For Baling Presses (open access)

Tying Attachment For Baling Presses

Patent for tying attachment for baling presses for hay. Illustrations included.
Date: May 31, 1904
Creator: Johnson, Robert S.
System: The Portal to Texas History
Folding Box (open access)

Folding Box

Patent for paper box formed from a single blank which can be folded into compact form.
Date: May 8, 1906
Creator: Hale, Lawrence F.
System: The Portal to Texas History
Cold-Iron Straightener. (open access)

Cold-Iron Straightener.

Patent for a cold iron straightener for straightening wagon axles or pipes while they are still on the vehicle, which allows for more forceful bending than previous devices and restoration of the parts to their natural position.
Date: May 14, 1907
Creator: Keith, John David
System: The Portal to Texas History
Fred Regulator for Cotton Gins (open access)

Fred Regulator for Cotton Gins

Patent for a feed regulator for cotton gins. This invention is arranged for distributing and guiding cotton into the feeder. Illustration included.
Date: May 12, 1908
Creator: McCreary, Lorenzo A.
System: The Portal to Texas History
Clinometer (open access)

Clinometer

Patent for a clinometer. This invention is designed to measure the grades and angles of inclination of structures and objects of various descriptions. Illustration included.
Date: May 19, 1908
Creator: Keith, John David & Faulkner, Walter Edgar
System: The Portal to Texas History
Pipe-Wrench (open access)

Pipe-Wrench

Patent for a self-adjustable pipe wrench that actively adapts to the material it is applied to by means of a moveable portion of the gripping jaw, with illustrations and instructions.
Date: May 28, 1918
Creator: Moore, Joseph D.
System: The Portal to Texas History
Well-Liner Clamp. (open access)

Well-Liner Clamp.

Patent for a well-liner clamp for oil, gas, and other similar wells that prevents the well from caving in. The well-liner clamp is made of resilient material to hold in place, contracts while being placed into the well, and can be released after being placed into the well to expand to fit the walls of the well.
Date: May 31, 1921
Creator: Bigelow, Robert J.
System: The Portal to Texas History