Rail-Joint (open access)

Rail-Joint

Patent for improvements in the construction and design of rail-joints.
Date: May 17, 1887
Creator: Anderson, Lee
System: The Portal to Texas History
Cultivating Machine (open access)

Cultivating Machine

Patent for a cultivating machine. Illustration included.
Date: May 17, 1904
Creator: Gray, Albert
System: The Portal to Texas History
Draft Producing Device (open access)

Draft Producing Device

Patent for a draft producing device. This invention is placed under the eye of a kiln or under a boiler to increase air to the furnace. Illustration included.
Date: May 17, 1904
Creator: Miles, Joseph Furnas
System: The Portal to Texas History