6 Matching Results

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Results: 1 - 6

Speculum.

Description: Patent for an improved speculum, including instructions and illustrations.
Date: September 15, 1914
Creator: P'Pool, Frank E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wire-Splicer.

Description: Patent for a wire splicer, or a device that connects distinct wires by looping them together. Illustrations included.
Date: September 30, 1912
Creator: Martin, Enoch
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Double-Acting Pump

Description: Patent for new and useful improvement in double-acting pumps for those "deep-well double-acting pumps in which as single cylinder and piston are used" (lines 14-15), including illustrations.
Date: September 18, 1900
Creator: Stuckes, John M. & Smith, Earnest K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Antislipping Device for Tires

Description: Patent for a device intended to decrease slippage of vehicle tires on roads that are either damaged or otherwise hard to navigate due to weather conditions.
Date: September 4, 1919
Creator: Edwards, William J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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