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Plow. (open access)

Plow.

Patent for a new type of wing plow with new improvements designed to prevent earth from being thrown onto previous plants.
Date: March 13, 1917
Creator: Moore, William F.
System: The Portal to Texas History
Fire and Burglar Alarm. (open access)

Fire and Burglar Alarm.

Patent for a fire and burglar alarm for use in buildings.
Date: February 13, 1912
Creator: Gregory, Marshall J.
System: The Portal to Texas History
Fence Post Foundation (open access)

Fence Post Foundation

Patent for fence post foundation. Illustration included.
Date: June 13, 1911
Creator: Gregory, Marshal J.
System: The Portal to Texas History