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Pump-Filter.

Description: Patent for a pump filter, designed for double acting air pumps, that prevents the passage of foreign matter (oil, dust, dirt) from the pump outlet.
Date: November 25, 1913
Creator: Miles, Ross E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car Coupling

Description: Patent for a new and useful improvements in Car couples. This invention "relates to automatic car couples, and more particularly to that class known as " swing-pin" couples" (line 11 - 13).
Date: November 16, 1897
Creator: Gillespie, Charles W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lifeboat

Description: Patent for a lifeboat that "prevents the boat from capsizing" (lines 19-20) or sinking.
Date: November 25, 1919
Creator: Rusk, Raymond
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Windmill

Description: Patent for a windmill. It turns creating rotary motion, caused by the wind, which is used as a pumping power source.
Date: November 2, 1905
Creator: Doty, David
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel

Description: Patent for a vehicle wheel with spring spokes that will not easily break on rough roads.
Date: November 12, 1912
Creator: Hayden, Jefferson B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Trap-Gun.

Description: Patent for a trap gun, which is protected from the weather.
Date: November 15, 1910
Creator: Lovelace, Charles D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Family Record Keeper

Description: Patent for a family record keeper that could preserve certificates of birth, marriage, and death, in a manner that would protect them from the elements.
Date: November 3, 1903
Creator: Flanagan, Roland A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Draft Device

Description: Patent for a draft device for agricultural machines. Illustrations included.
Date: November 29, 1910
Creator: Dowdy, Ewell Monroe
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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