BS-939 › Complete Document History
Engineers' squares (including cylindrical and block squares). Specification
Complete Current Edition: |
2007 EDITION - ENGINEER'S SQUARES (INCLUDING CYLINDRICAL and BLOCK SQUARES), - Oct. 31, 2007
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Obsolete Revision Information: |
AMD 4239 - AMENDMENT 1 - April 1, 1983
1977 EDITION - SPECIFICATION FOR ENGINEER'S - Jan. 1, 1977 |