Fence Attachment (open access)

Fence Attachment

Patent for a fence attachment to prevent animals from digging under a fence. The novelty patented is the attachment of knife blades to the device which are buried when the device is mounted on a fence.
Date: June 18, 1918
Creator: Brown, Jerry F.
System: The Portal to Texas History
Windmill-Drive (open access)

Windmill-Drive

Patent for a drive for windmills. Illustrations included.
Date: March 22, 1910
Creator: Cummins, Robert B.
System: The Portal to Texas History