Churn-Top. (open access)

Churn-Top.

Patent for a churn top, which prevents the milk from splashing out of the churn while it is in use and keeps out bugs and dirt.
Date: February 1, 1910
Creator: Lewis, Lola
System: The Portal to Texas History
Churn (open access)

Churn

Patent for a churn. Illustration included.
Date: May 10, 1910
Creator: Hopkins, Samuel M.
System: The Portal to Texas History
Well-Casing Spear (open access)

Well-Casing Spear

Patent for a well casing spear. Illustrations included.
Date: February 28, 1911
Creator: Norris, Joseph B.
System: The Portal to Texas History
Track Switch (open access)

Track Switch

Patent for "new and useful Improvements in Track-Switches" (lines 5-6) including illustrations.
Date: February 15, 1916
Creator: South, John T.
System: The Portal to Texas History
Ship-Protector. (open access)

Ship-Protector.

Patent for an improved protection device which may be attached to the bow of a ship.
Date: February 10, 1914
Creator: Wood, Shirley Hay
System: The Portal to Texas History
Pipe-Tongs. (open access)

Pipe-Tongs.

Patent for pipe tongs used for rotary well boring machinery. The tongs are designed to be carried with and used by rotary machines.
Date: February 13, 1912
Creator: Johnston, Horace G.
System: The Portal to Texas History