MIL-B-24692 Complete Document History
Breathing Apparatus, Oxygen Generating, Type A-4 (Metric)

Complete Current Edition:
   REVISION A - Breathing Apparatus, Oxygen Generating, Type A-4 (Metric) - Aug. 6, 1993

Obsolete Revision Information:
   BASE - Breathing Apparatus, Oxygen Generating, Type A-4 (Metric) - Oct. 26, 1987