Burner (open access)

Burner

Patent for an oil burner, in combination with a gas generating portion of a burner pipe below and provided by a upwardly directed discharge opening, a drip pan secured in place and extending horizontally below said burning pipe.
Date: July 26, 1921
Creator: Kunkel, Albert R.
System: The Portal to Texas History
Method of Working Volatile Hydrates for Artificial Refrigeration. (open access)

Method of Working Volatile Hydrates for Artificial Refrigeration.

Patent for a new and improved method of working volatile hydrates for refrigeration. This invention "consists in the continuous circulation through a chamber to be refrigerated of aqueous solution of volatile matter previously cooled by the expansive elimination therefrom of a portion of said volatile matter" (lines 64-68).
Date: July 26, 1881
Creator: Rose, Thomas
System: The Portal to Texas History
Tooth (open access)

Tooth

Patent for an artificial tooth. Illustrations included.
Date: July 26, 1910
Creator: Stallman, George E.
System: The Portal to Texas History
Method of Converting Mesquite Beans. (open access)

Method of Converting Mesquite Beans.

Patent for a new and improved method of treating mesquite beans. This is a design "whereby they are converted into a healthful easily-digestible article of food . . . or may be infused in liquid for producing a healthful or agreeable drink" (lines 8-13). It consists, "first, in a preliminary drying of the bean as a whole to eradicate moisture; second, breaking the thus-dried bean into short pieces to render it more readily affected by the heat . . . third, roasting the broken particles to render friable or more brittle; fourth, grinding the mass, and fifth, separating the powdered bean and outer pod from the hull" (lines 13-21).
Date: July 26, 1892
Creator: Jacobs, Thomas H.
System: The Portal to Texas History
Dental Clamp (open access)

Dental Clamp

Patent for a dental clamp. Illustration included.
Date: July 26, 1904
Creator: Carroll, Houston Monroe
System: The Portal to Texas History