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Cement.

Description: Patent for cement of the type commonly known as Keene's cement, which is harder and glossier than other types of cement.
Date: March 23, 1909
Creator: Jones, Thomas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cooling and Disinfecting Device.

Description: Patent for improvements in fluid cooling and disinfecting devices. The primary object of improvements is "to provide a simple, inexpensive and efficient device of this character which will be well adapted to the purpose for which it is designed."
Date: February 23, 1915
Creator: Womack, Samuel W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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