The unpowered rotor - A lifting decelerator for spacecraft recovery
2nd Aerodynamic Deceleration Systems Conference ; 1968 ; El Centro , CA , U.S.A.
1968-01-01
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
Unpowered concrete pipe automatic lifting appliance and lifting method
Europäisches Patentamt | 2020
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