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Mechanical Motor.

Description: Patent for an improved and efficient "in motors adapted especially for domestic use, its object being to provide a cheap, compact, durable, and efficient automatic motive mechanism which may be utilized for drivers various household apparatus" including instructions and illustration.
Date: May 25, 1880
Creator: Miller, Noah J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Post Office Case.

Description: Patent for a new and improved carrying case for mail. This design calls for a metal cylinder with twenty-six compartments (one for each English letter) around a central compartment. The compartments may be rotated to gain access to any of them via hinged doors at the top of the case.
Date: November 2, 1880
Creator: Crowder, John R. & Haile, James Thomas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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