Hydrocarbon-Burner. (open access)

Hydrocarbon-Burner.

Patent for a hydrocarbon burner that allows foreign materials to blow away from the burner, while it is running and is fuel efficient.
Date: September 26, 1911
Creator: Mills, John H. T. & Mills, Virgil H.
System: The Portal to Texas History
Harrow Attachent. (open access)

Harrow Attachent.

Patent for a light, strong, and durable harrow attachment for plows or cultivators that has has harrow or cultivator teeth which can be securely fastened on the harrow-bar.
Date: June 26, 1894
Creator: Mills, Burette M.
System: The Portal to Texas History
Rotary Steam-Engine. (open access)

Rotary Steam-Engine.

Patent for a rotary steam-engine that provides "a new and useful machine of this character wherein a head or pressure of steam shall be utilized to its fullest extent with a consequent increase in power over other engines worked under the same head or pressure of steam. To this end the main and primary object of the present invention is to provide a simple, economical and durable steam engine of the rotary type having few working parts, but one which shall run easily and steadily and will develop considerable power" (lines 9-19).
Date: March 26, 1895
Creator: Henderson, Robert L.
System: The Portal to Texas History
Draft Attatchment For Tractors. (open access)

Draft Attatchment For Tractors.

Patent for Draft Attachment For Tractors for the improvement of farming tractors. This invention includes adding machinery to allow interchangeable farming tools for a wide variety of uses.
Date: October 26, 1920
Creator: Gaida, Wale
System: The Portal to Texas History