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BS 448-1 1981 Edition, April 30, 1981
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Dimensions of Electronic Tubes and Valves Part 1: IEC Dimensions
Includes all amendments and changes through Amendment 1, September 15, 1992
Additional Comments: SAME AS IEC 67, 67A, 67B, 67C, 67D
Page Count:238
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Provides general information, base drawings, outline drawings and conversion data for a large range of internationally used electronic tubes and valves.