[Specification for] Gears for instruments and clockwork mechanisms. Part 2, Cycloidal type gears /

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Bibliographic Details
Corporate Author: British Standards Institution
Format: Book
Language:English
Published: London : British Standards Institution, 1952..
Series:B.S. (Series) 1952 ; 978.
Subjects:
Description
Physical Description:11 p. : ill. ; 30 cm.