Cover image for Evaluation of high-contact-ratio spur gears with profile modification
Title:
Evaluation of high-contact-ratio spur gears with profile modification
Author:
Townsend, Dennis P.
Personal Author:
Publication Information:
Washington, D.C.: National Aeronautics and Space Administration, Scientific and Technical Information Branch ; [Springfield, Va.] : [For sale by the National Technical Information Service], 1979.
Physical Description:
21 pages : illustrations ; 27 cm.
General Note:
"Lewis Research Center."

"September 1979"--Cover.
Language:
English
Format :
Book