BS-5972 › Complete Document History
Specification for photoelectric control units for road lighting
Obsolete Revision Information: |
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AMD 4486 - AMENDMENT 2 - Feb. 1, 1984
AMD 4094 - AMENDMENT 1 - Dec. 1, 1982 1980 EDITION - Reaffirmed in 2012 - Sept. 30, 1980 |