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Aeroplane.

Description: Patent for an aeroplane with a propeller, which is "pivotally mounted and adjustable into different positions relative to the planes in order to produce either a rising movement or thereof or a driving movement in a horizontal or other plane" (lines 26-30).
Date: September 19, 1911
Creator: Andrae, Ernest H.; Andrae, E. H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ariel Navigation

Description: Patent for an airplane which will maintain its balance in the air and can be easily maneuvered up and down and around in the air.
Date: May 9, 1911
Creator: Nichols, Jack Lloyd
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Aeroplane

Description: Patent for an aeroplane that will maintain its balance in the air automatically
Date: December 5, 1911
Creator: McManus, Augustus F. W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Flying-Machine.

Description: Patent for "a flying machine of the heavier-than-air or aeroplane type" (lines 10-11) that has a central opening. Around the central opening, the front and wings form obtuse dihedral angles, which keep the plane stable.
Date: December 12, 1911
Creator: Herrmann, Ernst W. F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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