Valve. (open access)

Valve.

Patent for a valve for use as part of a tank filling apparatus, which is easy to attach.
Date: May 31, 1910
Creator: McKnight, Samuel E.
System: The Portal to Texas History
Wheeled Scraper. (open access)

Wheeled Scraper.

Patent for improvements on the scoop-like body of a wheeled scraper. Includes illustrations.
Date: June 24, 1909
Creator: Robbins, John Proctor
System: The Portal to Texas History
Gate (open access)

Gate

Patent for a gate. Illustration included.
Date: February 8, 1910
Creator: Matthews, Joseph William
System: The Portal to Texas History
Envelop (open access)

Envelop

Patent for an envelop. Illustrations included.
Date: September 13, 1910
Creator: Robertson, Fannie B.
System: The Portal to Texas History