You Searched for - is 9900 : part 4
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    IS 9900 : Part 4 : 1981     (Reaffirmed Year : 2017 )

    High pressure mercury vapour lamps : Part 4 Go and no-go gauges of lamp caps. (Superseding IS : 2183 and IS: 7023)

    Technical Committee : ETD 23
    Status : Active

    No. of Amendments : 0