Many rotor crafts of five -pointed star type

The utility model discloses a many rotor crafts of five -pointed star type, including five -pointed star type fuselage, five -pointed star type fuselage passes through threaded connection by last casing and casing down and constitutes, goes up casing and the internal spiral shell rasp bar that all i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HAO QIANKUN, LI YU, QIU BOJIE, MA RONG, TIAN WEIJUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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