You Searched for - is 7890 (active,concurrent running)
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    IS 7890 (Active,Concurrent Running) : 1975     (Reaffirmed Year : 2020 )

    Ballistic Galvanometers

    Technical Committee : ETD 12

    Superseeded by : IS 7890 : 2023
    Status : withdrawn

    No. of Amendments : 0