NBN C 71-458-1985
Lighting appliances and similar apparatus, transistorized ballasts for fluorescent tube lamps
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NBN C 71-458-1985
Standard No.
NBN C 71-458-1985
Release Date
1985
Published By
BE-NBN
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NBN C 71-458-1985
NBN C 71-458-1985 history
1985
NBN C 71-458-1985
Lighting appliances and similar apparatus, transistorized ballasts for fluorescent tube lamps
1979
NBN C 71-458-1979
Lighting appliances and similar apparatus, transistorized ballasts for fluorescent lamps
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