Patent for a combined rubber dam and tooth-backing punch. "This invention relates to new and useful improvement in dental instruments and more particularly it has references to a punch for forming holes accurately in the backing which is used on teeth in construction of bridges, plates, and cognate work" (line 12-17). Illustration included.
Patent for a truck for wood preserving retorts. This "invention relates to a truck specially adapted for carrying articles which are to be moved on the truck into retorts, especially those constructed in cylindrical form" (lines 9-12). The truck is designed to permit large amounts of wood to loaded. Illustration included.
Patent for a pneumatic flue expander. This invention allows for the ability to expand the ends of flue sheets of a steam or other boiler. Illustration included.
Patent for a hydrocarbon burner and "it has for its special object to provide a burner of this class which shall be especially adapted for the consumption of crude oil." (line 9-12)
Patent for a fire extinguishing apparatus for oil wells, which diverts the oil coming out of the well into a pipe where the the lack of air puts out any burning oil and which can be put in position from a safe distance from the fire.
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