BS-4945 › Complete Document History
Specification for functional and performance characteristics of miners' caplamps


Obsolete Revision Information:
   AMD 6522 - AMENDMENT 1 FOR 1989 EDITION - Dec. 1, 1990
   1989 EDITION - Specification for functional and performance characteristics - June 30, 1989
   1973 EDITION - WITHDRAWN, 6/30/1989 - July 20, 1973