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Design for an Insect-Exterminator.

Description: Design patent for an insect-exterminator that consists of a circular pan and a conical lamp-body arranged centrally within the pan and projecting above the plane thereof.
Date: April 11, 1899
Creator: Hightower, Elijah H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improved Bridge.

Description: Patent for an invention that "is to provide certain improvements in the construction of bridges, whereby the parts thereof, of wood, may be readily removed for the substitution of others, when decayed or broken, without interfering with the use of the bridge or weakening it (lines 10-15)". The patent includes instructions and illustrations.
Date: January 11, 1870
Creator: McDowell, H. S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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