Title:
Stabilizer for flying apparatus sustained by propellers
United States Patent 1519866
Inventors:
Alessandro, Marchetti
Publication Date:
12/16/1924
Export Citation:
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Assignee:
Alessandro, Marchetti
Primary Class:
416/99
Other Classes:
244/51, 416/109
International Classes:
B64C27/46; B64C27/32
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