Photoprinter. (open access)

Photoprinter.

Patent for a photograph printer that includes a mask mechanism to create prints of different sizes. Construction is such that the person using the printer can work the printer accurately and quickly complete work.
Date: April 11, 1922
Creator: Lockhart, William E.
System: The Portal to Texas History
Wrench (open access)

Wrench

Patent for an improvement in the design of wrenches, particular for heavy work such as deep well drilling, but still being able to be designed at smaller sizes to handle lighter work.
Date: April 11, 1922
Creator: Reed, Clarence E.
System: The Portal to Texas History
Suspender Clip (open access)

Suspender Clip

Patent for a clamp, used primarily for fastening the shoulder straps of overall garments but can also be used for suspenders for supporting trousers. Includes illustrations.
Date: April 11, 1916
Creator: Murray, Richard H.
System: The Portal to Texas History
Improvement in Fish-Hooks. (open access)

Improvement in Fish-Hooks.

Patent for "new and useful improvement in the Sockdolager Fish-Hook" (lines 4-5), including illustration.
Date: April 11, 1854
Creator: Sigler, Henry
System: The Portal to Texas History
Grain-Polisher (open access)

Grain-Polisher

Patent for a grain polisher designed to remove foreign objects from rice and other similar grains. Illustrations included.
Date: April 11, 1911
Creator: Couch, Albert B.
System: The Portal to Texas History
Wind Wheel (open access)

Wind Wheel

Patent for a wind wheel. Illustration included.
Date: April 11, 1905
Creator: Sharp, Marvin A. & Sharp, Bird H.
System: The Portal to Texas History
Pump (open access)

Pump

Patent for a pump used during the process of drilling wells. Illustrations included.
Date: April 11, 1911
Creator: Wintz, Thornton E.
System: The Portal to Texas History