Science Fair Project Encyclopedia
Paul Cornu
Paul Cornu, manufacturing cycles, he was the first piloted free flight in a rotary wing aircraft at Lisieux, Calvados, France on November 13, 1907. This first flight lifted Cornu about 30 cm (1 ft) and lasted 20 seconds. Sometimes recognized as first impractical helicopter flight.
10-26-2009 08:16:03
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


