96 Matching Results

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Oil-Burner.

Description: Patent for how a oil-burner works and invention in the oil-burner with more advanced features.
Date: May 23, 1916
Creator: Albert R. Kunkel
Partner: UNT Libraries Government Documents Department

Building Block

Description: Patent for improvements in building blocks, so they would be stronger, but lighter in weight, and cheaper to transport.
Date: May 16, 1916
Creator: Boehm, Edward.
Partner: UNT Libraries Government Documents Department

Blowpipe.

Description: Patent for an improved blowpipe (or hydrocarbon torch), which when activated causes "an extremely hot needle flame" for a Bunsen burner (lines 18-19). Patent contains an illustration and instructions.
Date: May 9, 1916
Creator: Downie, James H.
Partner: UNT Libraries Government Documents Department