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in creator/contributor: "McCarroll, Frank"  
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Folding Landing-Gear for Aircraft.

Description: Patent for improvement in folding landing-gears for an aircraft. Once the aircraft is at the sustention in the air, the wheels and attendant parts will fold up into the aircraft.
Date: February 3, 1920
Creator: McCarroll, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Aeroplane

Description: Patent for an aeroplane. The invention is designed to vary the curvature of the plane from front to rear and by this means the plane may be so adjusted as to reduce the "head resistance" to a minimum. The invention is also trying to find the suitable means for manipulating the adjustable sections whereby the movable sections. This invention aims to provide a machine that is strong, durable, efficient, and comparatively simple to construct.
Date: September 7, 1915
Creator: McCarroll, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plane for Aeroplanes.

Description: Patent for plane for airplanes that imitates bird flight (without added power) once an airplane has reached the desired altitude.
Date: September 7, 1915
Creator: McCarroll, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Running-Gear for Aeroplanes.

Description: Patent for an improvement to the running gear of aeroplanes in which the running gear can be moved out of the way so as not to create unnecessary head resistance when the plane is in flight.
Date: May 26, 1914
Creator: McCarroll, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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