A-A-50212 › Complete Document History
Parallel Ruler, Folding Type

Complete Current Edition:
   REVISION A - PARALLEL RULER - May 18, 1988
   REV A VALIDATION 1 - VALIDATION NOTICE 1, REV A - Sept. 25, 2001
   REV A VALIDATION 2 - VALIDATION NOTICE 2, REV A - Sept. 1, 2006
   REV A VALIDATION 3 - VALIDATION NOTICE 3 FOR REVISION A - Aug. 13, 2019

Obsolete Revision Information:
   BASE - PARALLEL RULERS, FOLDING TYPE - July 28, 1983