UNT Libraries Government Documents Department - 3 Matching Results

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Vending-Machine

Description: Patent for a vending machine designed to dispense liquids, including illustrations.
Date: August 14, 1917
Creator: Elder, Thomas Jefferson

Oil Heater, Strainer, and Separator

Description: Patent for purifying oil by removing all impurities. It is meant to prepare the oil for fuel burning purposes.
Date: August 26, 1902
Creator: Burrow, Edgar A.

Sash Holder

Description: Patent for a sash-holder, which "consists in an improved sash-fastener embodying novel features" (lines 16-18). Instructions and illustrations are included.
Date: August 10, 1897
Creator: Beck, George Washington
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