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Haydn Arnold Sanders
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Individual
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Individual
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B64C39/08—Aircraft not otherwise provided for having multiple wings
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Engineering & Computer Science
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Aviation & Aerospace Engineering
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Paper
(AREA)
Abstract
4624. Sanders, H. A. Feb. 25. Screw propellers. -The front edge of the blades of propellers f o r aerial machines is cut off at an angle of thirty degrees as shown, to increase the thrust.
GB190904624D1909-02-251909-02-25An Improved Aeroplane or Flying Machine.
ExpiredGB190904624A
(en)