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Design, Manufacture and Spin Test of High Contact Ratio Helicopter Transmission Utilizing Self-Aligning Bearingless Planetary (Sabp) by National Aeronautics and Space Adm Nasa

Design, Manufacture and Spin Test of High Contact Ratio Helicopter Transmission Utilizing Self-Aligning Bearingless Planetary (Sabp)

National Aeronautics and Space Adm Nasa

116 pages • missing pub info (editions)

nonfiction science informative slow-paced
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