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pitch to ensure horizontal flight and stability in helicopters. He invented a prototype "air-carriage" with all the features of a helicopter-like flying-machine: horizontal, vertical and lateral movement and fixed-point landing. It was equipped with two coaxial
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Bucharest. While pursuing his engineering degree, he took some technical courses in Paris and also earned a law degree from the
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In 1909, Brișcu was the first engineer to begin experimenting with the cyclic variation of
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rotating in opposite directions. This was flown experimentally by the French aviator
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was patented by the
Romanian Office for Inventions (patent no. 2323/2046 of 1912).
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46:. Unsourced material may be challenged and removed.
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281:Alexandru Ioan Cuza University alumni
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143:National School of Bridges and Roads
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215:(in Romanian). April 8, 2021
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153:Inventor of the helicopter
209:"Despre Grigore Brișcu"
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174:engine. The Brișcu
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219:October 7,
182:References
168:Paul Cornu
164:propellers
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137:Biography
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