You Searched for - is 1885 : part 4 : sec 7
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    IS 1885 : Part 4 : Sec 7 : 1973     (Reaffirmed Year : 2016 )

    Electrotechnical vocabulary: Part 4 Electron tubes, Sec 7 Camera tubes

    Technical Committee : LTD 4

    Superseeded by :
    Status : withdrawn

    No. of Amendments : 0