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Supply Tank For Water Service

Description: Patent for a supply tank for water service. Illustration included.
Date: September 6, 1904
Creator: Leithauser, Peter Jarome
Partner: UNT Libraries Government Documents Department

Nut-Lock.

Description: Patent for improvement in nuts-locks whereby a nut is coupled to a bolt by a washer with a pivoted tooth.
Date: September 18, 1917
Creator: Harris, Joseph A. & Howard, Arthur W.
Partner: UNT Libraries Government Documents Department

Tire-Heater.

Description: Patent for improvements in tire-heater by using a tire box with a number of horizontal bars, tires are placed “into the front of the box and moved into correct position upon the horizontal bars without necessarily lifting the tires.” (Lines 29-32) Diverging arms are secured to the axis inside the tire box. Lamps are secured at the outer ends of the diverging arms. These diverging arms operate by a regulating crank which makes the lamps revolved beneath the tires, therefore heating the tires… more
Date: September 8, 1891
Creator: Parks, James H.
Partner: UNT Libraries Government Documents Department

Pipe Puller

Description: Patent for a pipe puller design to be used in wells.
Date: September 30, 1919
Creator: Heckman, J.
Partner: UNT Libraries Government Documents Department
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