Helicopter rotors comprising a reinforced plastics hub: Bourquardez, G., Gouzien, M.J.Y. and Mercier R. (Societe Nationale Industrielle Aerospatiale) US Pat 3 762 834 (2 Oct 1973)

Zdroj: In Composites 1974 5(6):276-276
Databáze: ScienceDirect
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