Parallel screw threads of Whitworth form.
2nd revision.
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Publication
1956 - British Standards Institution, London, United Kingdom
Language
English
Word Count
16,500 words, Guess
Page Count
66 pages
Identifiers
- Open LibraryOL18829398M
Classifications
- DDC621.882
Subjects
Series Statement
- B.S.84 : 1956
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