MIL-F-50078 › Complete Document History
Filter Element, Protective Mask, m13


Obsolete Revision Information:
   NOT - FILTER ELEMENT, PROTECTIVE MAS - June 7, 1976
   REVISION D - FILTER ELEMENT, PROTECTIVE MAS - Sept. 30, 1964
   AMENDMENT 1 - INTERIM AMENDMENT 1 - Jan. 1, 1960