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bn:14471725n
Noun Named Entity
SYL
No term available
EN
The R-4D is a small hypergolic rocket engine, originally designed by Marquardt Corporation for use as a reaction control system thruster on vehicles of the Apollo crewed Moon landing program. Wikipedia
Relations
Sources
IS A
EN
rocket
PART OF
EN
communications satellite
EN
lunar excursion module
Lunar Atmosphere and Dust Environment Explorer
Automated transfer vehicle
Solar Dynamics Observatory
+4 relations
COUNTRY OF ORIGIN
ꠀꠝꠦꠞꠤꠇꠣ
MANUFACTURER
EN
Marquardt Corporation
SOURCE OF ENERGY
EN
hypergolic propellant
USE
EN
reaction control system

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